Home / 12,088.92-18,116.10-6,884.04

Finding the Fourth Proportional to 12,088.92, 18,116.10 and 6,884.04

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Solution

The fourth proportional to 12,088.92, 18,116.10 and 6,884.04 is: 10,316.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,088.92 : 18,116.10 = 6,884.04 : x
  2. Step 2: Convert to fraction form
    12,088.92/18,116.10 = 6,884.04/x
  3. Step 3: Cross multiply
    12,088.92x = 18,116.10 × 6,884.04
  4. Step 4: Simplify right side
    12,088.92x = 124,711,957.04
  5. Step 5: Solve for x
    x = 124,711,957.04/12,088.92
  6. Step 6: Final answer
    x = 10,316.22

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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.