Home / 10,170.31-14,034.13-5,977.75

Finding the Fourth Proportional to 10,170.31, 14,034.13 and 5,977.75

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Solution

The fourth proportional to 10,170.31, 14,034.13 and 5,977.75 is: 8,248.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,170.31 : 14,034.13 = 5,977.75 : x
  2. Step 2: Convert to fraction form
    10,170.31/14,034.13 = 5,977.75/x
  3. Step 3: Cross multiply
    10,170.31x = 14,034.13 × 5,977.75
  4. Step 4: Simplify right side
    10,170.31x = 83,892,520.61
  5. Step 5: Solve for x
    x = 83,892,520.61/10,170.31
  6. Step 6: Final answer
    x = 8,248.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.