Home / 4,344.13-6,516.87-1,421.74

Finding the Fourth Proportional to 4,344.13, 6,516.87 and 1,421.74

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Solution

The fourth proportional to 4,344.13, 6,516.87 and 1,421.74 is: 2,132.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,344.13 : 6,516.87 = 1,421.74 : x
  2. Step 2: Convert to fraction form
    4,344.13/6,516.87 = 1,421.74/x
  3. Step 3: Cross multiply
    4,344.13x = 6,516.87 × 1,421.74
  4. Step 4: Simplify right side
    4,344.13x = 9,265,294.75
  5. Step 5: Solve for x
    x = 9,265,294.75/4,344.13
  6. Step 6: Final answer
    x = 2,132.83

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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.