Home / 9,918.91-14,873.96-4,649.66

Finding the Fourth Proportional to 9,918.91, 14,873.96 and 4,649.66

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Solution

The fourth proportional to 9,918.91, 14,873.96 and 4,649.66 is: 6,972.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,918.91 : 14,873.96 = 4,649.66 : x
  2. Step 2: Convert to fraction form
    9,918.91/14,873.96 = 4,649.66/x
  3. Step 3: Cross multiply
    9,918.91x = 14,873.96 × 4,649.66
  4. Step 4: Simplify right side
    9,918.91x = 69,158,891.72
  5. Step 5: Solve for x
    x = 69,158,891.72/9,918.91
  6. Step 6: Final answer
    x = 6,972.43

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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.