Home / 10,414.72-15,610.08-5,788.48

Finding the Fourth Proportional to 10,414.72, 15,610.08 and 5,788.48

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Solution

The fourth proportional to 10,414.72, 15,610.08 and 5,788.48 is: 8,676.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,414.72 : 15,610.08 = 5,788.48 : x
  2. Step 2: Convert to fraction form
    10,414.72/15,610.08 = 5,788.48/x
  3. Step 3: Cross multiply
    10,414.72x = 15,610.08 × 5,788.48
  4. Step 4: Simplify right side
    10,414.72x = 90,358,635.88
  5. Step 5: Solve for x
    x = 90,358,635.88/10,414.72
  6. Step 6: Final answer
    x = 8,676.05

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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.