Home / 2,711.04-4,066.56-1,557.12

Finding the Fourth Proportional to 2,711.04, 4,066.56 and 1,557.12

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Solution

The fourth proportional to 2,711.04, 4,066.56 and 1,557.12 is: 2,335.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711.04 : 4,066.56 = 1,557.12 : x
  2. Step 2: Convert to fraction form
    2,711.04/4,066.56 = 1,557.12/x
  3. Step 3: Cross multiply
    2,711.04x = 4,066.56 × 1,557.12
  4. Step 4: Simplify right side
    2,711.04x = 6,332,121.91
  5. Step 5: Solve for x
    x = 6,332,121.91/2,711.04
  6. Step 6: Final answer
    x = 2,335.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.