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Finding the Fourth Proportional to 8,888.66, 13,333.76 and 2,314.85

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Solution

The fourth proportional to 8,888.66, 13,333.76 and 2,314.85 is: 3,472.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,888.66 : 13,333.76 = 2,314.85 : x
  2. Step 2: Convert to fraction form
    8,888.66/13,333.76 = 2,314.85/x
  3. Step 3: Cross multiply
    8,888.66x = 13,333.76 × 2,314.85
  4. Step 4: Simplify right side
    8,888.66x = 30,865,654.34
  5. Step 5: Solve for x
    x = 30,865,654.34/8,888.66
  6. Step 6: Final answer
    x = 3,472.48

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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.