Home / 9,154.34-13,732.42-3,309.58

Finding the Fourth Proportional to 9,154.34, 13,732.42 and 3,309.58

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Solution

The fourth proportional to 9,154.34, 13,732.42 and 3,309.58 is: 4,964.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,154.34 : 13,732.42 = 3,309.58 : x
  2. Step 2: Convert to fraction form
    9,154.34/13,732.42 = 3,309.58/x
  3. Step 3: Cross multiply
    9,154.34x = 13,732.42 × 3,309.58
  4. Step 4: Simplify right side
    9,154.34x = 45,448,542.58
  5. Step 5: Solve for x
    x = 45,448,542.58/9,154.34
  6. Step 6: Final answer
    x = 4,964.70

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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.