Home / 10,261.91-15,383.22-5,575.04

Finding the Fourth Proportional to 10,261.91, 15,383.22 and 5,575.04

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Solution

The fourth proportional to 10,261.91, 15,383.22 and 5,575.04 is: 8,357.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261.91 : 15,383.22 = 5,575.04 : x
  2. Step 2: Convert to fraction form
    10,261.91/15,383.22 = 5,575.04/x
  3. Step 3: Cross multiply
    10,261.91x = 15,383.22 × 5,575.04
  4. Step 4: Simplify right side
    10,261.91x = 85,762,066.83
  5. Step 5: Solve for x
    x = 85,762,066.83/10,261.91
  6. Step 6: Final answer
    x = 8,357.32

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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.