Home / 10,575.90-15,863.40-4,333.86

Finding the Fourth Proportional to 10,575.90, 15,863.40 and 4,333.86

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Solution

The fourth proportional to 10,575.90, 15,863.40 and 4,333.86 is: 6,500.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,575.90 : 15,863.40 = 4,333.86 : x
  2. Step 2: Convert to fraction form
    10,575.90/15,863.40 = 4,333.86/x
  3. Step 3: Cross multiply
    10,575.90x = 15,863.40 × 4,333.86
  4. Step 4: Simplify right side
    10,575.90x = 68,749,754.72
  5. Step 5: Solve for x
    x = 68,749,754.72/10,575.90
  6. Step 6: Final answer
    x = 6,500.61

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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.