Home / 10,161.48-15,242.28-3,587.28

Finding the Fourth Proportional to 10,161.48, 15,242.28 and 3,587.28

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Solution

The fourth proportional to 10,161.48, 15,242.28 and 3,587.28 is: 5,380.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161.48 : 15,242.28 = 3,587.28 : x
  2. Step 2: Convert to fraction form
    10,161.48/15,242.28 = 3,587.28/x
  3. Step 3: Cross multiply
    10,161.48x = 15,242.28 × 3,587.28
  4. Step 4: Simplify right side
    10,161.48x = 54,678,326.20
  5. Step 5: Solve for x
    x = 54,678,326.20/10,161.48
  6. Step 6: Final answer
    x = 5,380.94

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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.