Home / 2,232.75-3,079.08-1,485.42

Finding the Fourth Proportional to 2,232.75, 3,079.08 and 1,485.42

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Solution

The fourth proportional to 2,232.75, 3,079.08 and 1,485.42 is: 2,048.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232.75 : 3,079.08 = 1,485.42 : x
  2. Step 2: Convert to fraction form
    2,232.75/3,079.08 = 1,485.42/x
  3. Step 3: Cross multiply
    2,232.75x = 3,079.08 × 1,485.42
  4. Step 4: Simplify right side
    2,232.75x = 4,573,727.01
  5. Step 5: Solve for x
    x = 4,573,727.01/2,232.75
  6. Step 6: Final answer
    x = 2,048.47

Related Problems

Find fourth proportional to 1,116.38, 1,539.54 and 742.71
Half scale
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Double scale
Find fourth proportional to 2,233.75, 3,080.46 and 1,486.42
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.