Home / 8,892.66-13,339.76-2,318.85

Finding the Fourth Proportional to 8,892.66, 13,339.76 and 2,318.85

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Solution

The fourth proportional to 8,892.66, 13,339.76 and 2,318.85 is: 3,478.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,892.66 : 13,339.76 = 2,318.85 : x
  2. Step 2: Convert to fraction form
    8,892.66/13,339.76 = 2,318.85/x
  3. Step 3: Cross multiply
    8,892.66x = 13,339.76 × 2,318.85
  4. Step 4: Simplify right side
    8,892.66x = 30,932,890.88
  5. Step 5: Solve for x
    x = 30,932,890.88/8,892.66
  6. Step 6: Final answer
    x = 3,478.47

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1.5x scale

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.