Home / 11,250.60-16,886.14-5,990.04

Finding the Fourth Proportional to 11,250.60, 16,886.14 and 5,990.04

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Solution

The fourth proportional to 11,250.60, 16,886.14 and 5,990.04 is: 8,990.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,250.60 : 16,886.14 = 5,990.04 : x
  2. Step 2: Convert to fraction form
    11,250.60/16,886.14 = 5,990.04/x
  3. Step 3: Cross multiply
    11,250.60x = 16,886.14 × 5,990.04
  4. Step 4: Simplify right side
    11,250.60x = 101,148,654.05
  5. Step 5: Solve for x
    x = 101,148,654.05/11,250.60
  6. Step 6: Final answer
    x = 8,990.51

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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.