Home / 10,932.63-16,398.96-4,688.61

Finding the Fourth Proportional to 10,932.63, 16,398.96 and 4,688.61

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Solution

The fourth proportional to 10,932.63, 16,398.96 and 4,688.61 is: 7,032.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,932.63 : 16,398.96 = 4,688.61 : x
  2. Step 2: Convert to fraction form
    10,932.63/16,398.96 = 4,688.61/x
  3. Step 3: Cross multiply
    10,932.63x = 16,398.96 × 4,688.61
  4. Step 4: Simplify right side
    10,932.63x = 76,888,327.85
  5. Step 5: Solve for x
    x = 76,888,327.85/10,932.63
  6. Step 6: Final answer
    x = 7,032.92

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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.