Home / 4,001.39-5,520.62-2,232.65

Finding the Fourth Proportional to 4,001.39, 5,520.62 and 2,232.65

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Solution

The fourth proportional to 4,001.39, 5,520.62 and 2,232.65 is: 3,080.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.39 : 5,520.62 = 2,232.65 : x
  2. Step 2: Convert to fraction form
    4,001.39/5,520.62 = 2,232.65/x
  3. Step 3: Cross multiply
    4,001.39x = 5,520.62 × 2,232.65
  4. Step 4: Simplify right side
    4,001.39x = 12,325,612.24
  5. Step 5: Solve for x
    x = 12,325,612.24/4,001.39
  6. Step 6: Final answer
    x = 3,080.33

Related Problems

Find fourth proportional to 2,000.70, 2,760.31 and 1,116.33
Half scale
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Double scale
Find fourth proportional to 4,002.39, 5,522 and 2,233.65
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.