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Finding the Fourth Proportional to 8,841.42, 13,265.10 and 5,891.67

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Solution

The fourth proportional to 8,841.42, 13,265.10 and 5,891.67 is: 8,839.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,841.42 : 13,265.10 = 5,891.67 : x
  2. Step 2: Convert to fraction form
    8,841.42/13,265.10 = 5,891.67/x
  3. Step 3: Cross multiply
    8,841.42x = 13,265.10 × 5,891.67
  4. Step 4: Simplify right side
    8,841.42x = 78,153,591.72
  5. Step 5: Solve for x
    x = 78,153,591.72/8,841.42
  6. Step 6: Final answer
    x = 8,839.48

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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.