Home / 3,727.28-5,134.78-2,606.14

Finding the Fourth Proportional to 3,727.28, 5,134.78 and 2,606.14

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Solution

The fourth proportional to 3,727.28, 5,134.78 and 2,606.14 is: 3,590.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.28 : 5,134.78 = 2,606.14 : x
  2. Step 2: Convert to fraction form
    3,727.28/5,134.78 = 2,606.14/x
  3. Step 3: Cross multiply
    3,727.28x = 5,134.78 × 2,606.14
  4. Step 4: Simplify right side
    3,727.28x = 13,381,955.55
  5. Step 5: Solve for x
    x = 13,381,955.55/3,727.28
  6. Step 6: Final answer
    x = 3,590.27

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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.