Home / 10,449.48-15,674.14-2,658.22

Finding the Fourth Proportional to 10,449.48, 15,674.14 and 2,658.22

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Solution

The fourth proportional to 10,449.48, 15,674.14 and 2,658.22 is: 3,987.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,449.48 : 15,674.14 = 2,658.22 : x
  2. Step 2: Convert to fraction form
    10,449.48/15,674.14 = 2,658.22/x
  3. Step 3: Cross multiply
    10,449.48x = 15,674.14 × 2,658.22
  4. Step 4: Simplify right side
    10,449.48x = 41,665,312.43
  5. Step 5: Solve for x
    x = 41,665,312.43/10,449.48
  6. Step 6: Final answer
    x = 3,987.31

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Similar ratio
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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.