Home / 3,614.28-5,421.61-1,017.42

Finding the Fourth Proportional to 3,614.28, 5,421.61 and 1,017.42

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Solution

The fourth proportional to 3,614.28, 5,421.61 and 1,017.42 is: 1,526.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.28 : 5,421.61 = 1,017.42 : x
  2. Step 2: Convert to fraction form
    3,614.28/5,421.61 = 1,017.42/x
  3. Step 3: Cross multiply
    3,614.28x = 5,421.61 × 1,017.42
  4. Step 4: Simplify right side
    3,614.28x = 5,516,070.54
  5. Step 5: Solve for x
    x = 5,516,070.54/3,614.28
  6. Step 6: Final answer
    x = 1,526.19

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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.