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Finding the Fourth Proportional to 8,886.62, 13,330.29 and 3,043.82

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Solution

The fourth proportional to 8,886.62, 13,330.29 and 3,043.82 is: 4,565.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.62 : 13,330.29 = 3,043.82 : x
  2. Step 2: Convert to fraction form
    8,886.62/13,330.29 = 3,043.82/x
  3. Step 3: Cross multiply
    8,886.62x = 13,330.29 × 3,043.82
  4. Step 4: Simplify right side
    8,886.62x = 40,575,003.31
  5. Step 5: Solve for x
    x = 40,575,003.31/8,886.62
  6. Step 6: Final answer
    x = 4,565.85

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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.