Home / 8,841.30-13,257.87-5,144.58

Finding the Fourth Proportional to 8,841.30, 13,257.87 and 5,144.58

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Solution

The fourth proportional to 8,841.30, 13,257.87 and 5,144.58 is: 7,714.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,841.30 : 13,257.87 = 5,144.58 : x
  2. Step 2: Convert to fraction form
    8,841.30/13,257.87 = 5,144.58/x
  3. Step 3: Cross multiply
    8,841.30x = 13,257.87 × 5,144.58
  4. Step 4: Simplify right side
    8,841.30x = 68,206,172.84
  5. Step 5: Solve for x
    x = 68,206,172.84/8,841.30
  6. Step 6: Final answer
    x = 7,714.50

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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.