Home / 7,385.92-11,083.67-4,422.13

Finding the Fourth Proportional to 7,385.92, 11,083.67 and 4,422.13

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Solution

The fourth proportional to 7,385.92, 11,083.67 and 4,422.13 is: 6,636.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.92 : 11,083.67 = 4,422.13 : x
  2. Step 2: Convert to fraction form
    7,385.92/11,083.67 = 4,422.13/x
  3. Step 3: Cross multiply
    7,385.92x = 11,083.67 × 4,422.13
  4. Step 4: Simplify right side
    7,385.92x = 49,013,396.38
  5. Step 5: Solve for x
    x = 49,013,396.38/7,385.92
  6. Step 6: Final answer
    x = 6,636.06

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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.