Home / 10,634.31-14,676.20-6,158.15

Finding the Fourth Proportional to 10,634.31, 14,676.20 and 6,158.15

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Solution

The fourth proportional to 10,634.31, 14,676.20 and 6,158.15 is: 8,498.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,634.31 : 14,676.20 = 6,158.15 : x
  2. Step 2: Convert to fraction form
    10,634.31/14,676.20 = 6,158.15/x
  3. Step 3: Cross multiply
    10,634.31x = 14,676.20 × 6,158.15
  4. Step 4: Simplify right side
    10,634.31x = 90,378,167.65
  5. Step 5: Solve for x
    x = 90,378,167.65/10,634.31
  6. Step 6: Final answer
    x = 8,498.73

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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.