Home / 10,261.11-14,160.33-5,545.39

Finding the Fourth Proportional to 10,261.11, 14,160.33 and 5,545.39

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Solution

The fourth proportional to 10,261.11, 14,160.33 and 5,545.39 is: 7,652.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261.11 : 14,160.33 = 5,545.39 : x
  2. Step 2: Convert to fraction form
    10,261.11/14,160.33 = 5,545.39/x
  3. Step 3: Cross multiply
    10,261.11x = 14,160.33 × 5,545.39
  4. Step 4: Simplify right side
    10,261.11x = 78,524,552.38
  5. Step 5: Solve for x
    x = 78,524,552.38/10,261.11
  6. Step 6: Final answer
    x = 7,652.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.