Home / 11,140.62-16,708.17-4,902.19

Finding the Fourth Proportional to 11,140.62, 16,708.17 and 4,902.19

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Solution

The fourth proportional to 11,140.62, 16,708.17 and 4,902.19 is: 7,352.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140.62 : 16,708.17 = 4,902.19 : x
  2. Step 2: Convert to fraction form
    11,140.62/16,708.17 = 4,902.19/x
  3. Step 3: Cross multiply
    11,140.62x = 16,708.17 × 4,902.19
  4. Step 4: Simplify right side
    11,140.62x = 81,906,623.89
  5. Step 5: Solve for x
    x = 81,906,623.89/11,140.62
  6. Step 6: Final answer
    x = 7,352.07

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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.