Home / 10,342.98-15,511.86-7,250.58

Finding the Fourth Proportional to 10,342.98, 15,511.86 and 7,250.58

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Solution

The fourth proportional to 10,342.98, 15,511.86 and 7,250.58 is: 10,874.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342.98 : 15,511.86 = 7,250.58 : x
  2. Step 2: Convert to fraction form
    10,342.98/15,511.86 = 7,250.58/x
  3. Step 3: Cross multiply
    10,342.98x = 15,511.86 × 7,250.58
  4. Step 4: Simplify right side
    10,342.98x = 112,469,981.88
  5. Step 5: Solve for x
    x = 112,469,981.88/10,342.98
  6. Step 6: Final answer
    x = 10,874.04

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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.