Home / 4,459.28-6,688.68-1,537.64

Finding the Fourth Proportional to 4,459.28, 6,688.68 and 1,537.64

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Solution

The fourth proportional to 4,459.28, 6,688.68 and 1,537.64 is: 2,306.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,459.28 : 6,688.68 = 1,537.64 : x
  2. Step 2: Convert to fraction form
    4,459.28/6,688.68 = 1,537.64/x
  3. Step 3: Cross multiply
    4,459.28x = 6,688.68 × 1,537.64
  4. Step 4: Simplify right side
    4,459.28x = 10,284,781.92
  5. Step 5: Solve for x
    x = 10,284,781.92/4,459.28
  6. Step 6: Final answer
    x = 2,306.38

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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.