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Finding the Fourth Proportional to 8,841.84, 13,262.88 and 3,648.24

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Solution

The fourth proportional to 8,841.84, 13,262.88 and 3,648.24 is: 5,472.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,841.84 : 13,262.88 = 3,648.24 : x
  2. Step 2: Convert to fraction form
    8,841.84/13,262.88 = 3,648.24/x
  3. Step 3: Cross multiply
    8,841.84x = 13,262.88 × 3,648.24
  4. Step 4: Simplify right side
    8,841.84x = 48,386,169.33
  5. Step 5: Solve for x
    x = 48,386,169.33/8,841.84
  6. Step 6: Final answer
    x = 5,472.41

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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.