Home / 8,170.02-12,254.76-3,553.02

Finding the Fourth Proportional to 8,170.02, 12,254.76 and 3,553.02

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Solution

The fourth proportional to 8,170.02, 12,254.76 and 3,553.02 is: 5,329.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,170.02 : 12,254.76 = 3,553.02 : x
  2. Step 2: Convert to fraction form
    8,170.02/12,254.76 = 3,553.02/x
  3. Step 3: Cross multiply
    8,170.02x = 12,254.76 × 3,553.02
  4. Step 4: Simplify right side
    8,170.02x = 43,541,407.38
  5. Step 5: Solve for x
    x = 43,541,407.38/8,170.02
  6. Step 6: Final answer
    x = 5,329.41

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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.