Home / 10,292.60-15,429.88-4,953.11

Finding the Fourth Proportional to 10,292.60, 15,429.88 and 4,953.11

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Solution

The fourth proportional to 10,292.60, 15,429.88 and 4,953.11 is: 7,425.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,292.60 : 15,429.88 = 4,953.11 : x
  2. Step 2: Convert to fraction form
    10,292.60/15,429.88 = 4,953.11/x
  3. Step 3: Cross multiply
    10,292.60x = 15,429.88 × 4,953.11
  4. Step 4: Simplify right side
    10,292.60x = 76,425,892.93
  5. Step 5: Solve for x
    x = 76,425,892.93/10,292.60
  6. Step 6: Final answer
    x = 7,425.32

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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.