Home / 10,319.22-15,466.32-4,761

Finding the Fourth Proportional to 10,319.22, 15,466.32 and 4,761

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Solution

The fourth proportional to 10,319.22, 15,466.32 and 4,761 is: 7,135.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,319.22 : 15,466.32 = 4,761 : x
  2. Step 2: Convert to fraction form
    10,319.22/15,466.32 = 4,761/x
  3. Step 3: Cross multiply
    10,319.22x = 15,466.32 × 4,761
  4. Step 4: Simplify right side
    10,319.22x = 73,635,149.52
  5. Step 5: Solve for x
    x = 73,635,149.52/10,319.22
  6. Step 6: Final answer
    x = 7,135.73

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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.