Home / 3,614.47-5,423.76-1,424.74

Finding the Fourth Proportional to 3,614.47, 5,423.76 and 1,424.74

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Solution

The fourth proportional to 3,614.47, 5,423.76 and 1,424.74 is: 2,137.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.47 : 5,423.76 = 1,424.74 : x
  2. Step 2: Convert to fraction form
    3,614.47/5,423.76 = 1,424.74/x
  3. Step 3: Cross multiply
    3,614.47x = 5,423.76 × 1,424.74
  4. Step 4: Simplify right side
    3,614.47x = 7,727,444.43
  5. Step 5: Solve for x
    x = 7,727,444.43/3,614.47
  6. Step 6: Final answer
    x = 2,137.92

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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.