Home / 10,688.47-16,034.46-3,292.77

Finding the Fourth Proportional to 10,688.47, 16,034.46 and 3,292.77

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Solution

The fourth proportional to 10,688.47, 16,034.46 and 3,292.77 is: 4,939.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688.47 : 16,034.46 = 3,292.77 : x
  2. Step 2: Convert to fraction form
    10,688.47/16,034.46 = 3,292.77/x
  3. Step 3: Cross multiply
    10,688.47x = 16,034.46 × 3,292.77
  4. Step 4: Simplify right side
    10,688.47x = 52,797,788.85
  5. Step 5: Solve for x
    x = 52,797,788.85/10,688.47
  6. Step 6: Final answer
    x = 4,939.70

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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.