Home / 10,892.61-16,330.95-3,492.86

Finding the Fourth Proportional to 10,892.61, 16,330.95 and 3,492.86

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Solution

The fourth proportional to 10,892.61, 16,330.95 and 3,492.86 is: 5,236.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,892.61 : 16,330.95 = 3,492.86 : x
  2. Step 2: Convert to fraction form
    10,892.61/16,330.95 = 3,492.86/x
  3. Step 3: Cross multiply
    10,892.61x = 16,330.95 × 3,492.86
  4. Step 4: Simplify right side
    10,892.61x = 57,041,640.36
  5. Step 5: Solve for x
    x = 57,041,640.36/10,892.61
  6. Step 6: Final answer
    x = 5,236.73

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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.