Home / 11,854.10-17,781.04-4,832.47

Finding the Fourth Proportional to 11,854.10, 17,781.04 and 4,832.47

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Solution

The fourth proportional to 11,854.10, 17,781.04 and 4,832.47 is: 7,248.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,854.10 : 17,781.04 = 4,832.47 : x
  2. Step 2: Convert to fraction form
    11,854.10/17,781.04 = 4,832.47/x
  3. Step 3: Cross multiply
    11,854.10x = 17,781.04 × 4,832.47
  4. Step 4: Simplify right side
    11,854.10x = 85,926,342.37
  5. Step 5: Solve for x
    x = 85,926,342.37/11,854.10
  6. Step 6: Final answer
    x = 7,248.66

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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.