Home / 2,727.28-3,763.50-1,548.32

Finding the Fourth Proportional to 2,727.28, 3,763.50 and 1,548.32

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Solution

The fourth proportional to 2,727.28, 3,763.50 and 1,548.32 is: 2,136.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.28 : 3,763.50 = 1,548.32 : x
  2. Step 2: Convert to fraction form
    2,727.28/3,763.50 = 1,548.32/x
  3. Step 3: Cross multiply
    2,727.28x = 3,763.50 × 1,548.32
  4. Step 4: Simplify right side
    2,727.28x = 5,827,102.32
  5. Step 5: Solve for x
    x = 5,827,102.32/2,727.28
  6. Step 6: Final answer
    x = 2,136.60

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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.