Home / 8,167.04-12,187.90-7,292.24

Finding the Fourth Proportional to 8,167.04, 12,187.90 and 7,292.24

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Solution

The fourth proportional to 8,167.04, 12,187.90 and 7,292.24 is: 10,882.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167.04 : 12,187.90 = 7,292.24 : x
  2. Step 2: Convert to fraction form
    8,167.04/12,187.90 = 7,292.24/x
  3. Step 3: Cross multiply
    8,167.04x = 12,187.90 × 7,292.24
  4. Step 4: Simplify right side
    8,167.04x = 88,877,091.90
  5. Step 5: Solve for x
    x = 88,877,091.90/8,167.04
  6. Step 6: Final answer
    x = 10,882.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.