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Finding the Fourth Proportional to 8,888.92, 13,332.96 and 2,225.47

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Solution

The fourth proportional to 8,888.92, 13,332.96 and 2,225.47 is: 3,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,888.92 : 13,332.96 = 2,225.47 : x
  2. Step 2: Convert to fraction form
    8,888.92/13,332.96 = 2,225.47/x
  3. Step 3: Cross multiply
    8,888.92x = 13,332.96 × 2,225.47
  4. Step 4: Simplify right side
    8,888.92x = 29,672,102.49
  5. Step 5: Solve for x
    x = 29,672,102.49/8,888.92
  6. Step 6: Final answer
    x = 3,338.10

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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.