Home / 10,437.35-15,657.99-4,197.85

Finding the Fourth Proportional to 10,437.35, 15,657.99 and 4,197.85

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Solution

The fourth proportional to 10,437.35, 15,657.99 and 4,197.85 is: 6,297.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,437.35 : 15,657.99 = 4,197.85 : x
  2. Step 2: Convert to fraction form
    10,437.35/15,657.99 = 4,197.85/x
  3. Step 3: Cross multiply
    10,437.35x = 15,657.99 × 4,197.85
  4. Step 4: Simplify right side
    10,437.35x = 65,729,854.18
  5. Step 5: Solve for x
    x = 65,729,854.18/10,437.35
  6. Step 6: Final answer
    x = 6,297.56

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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.