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Finding the Fourth Proportional to 8,876.67, 13,311.65 and 3,032.19

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Solution

The fourth proportional to 8,876.67, 13,311.65 and 3,032.19 is: 4,547.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,876.67 : 13,311.65 = 3,032.19 : x
  2. Step 2: Convert to fraction form
    8,876.67/13,311.65 = 3,032.19/x
  3. Step 3: Cross multiply
    8,876.67x = 13,311.65 × 3,032.19
  4. Step 4: Simplify right side
    8,876.67x = 40,363,436.85
  5. Step 5: Solve for x
    x = 40,363,436.85/8,876.67
  6. Step 6: Final answer
    x = 4,547.14

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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.