Home / 9,858.31-14,778.66-3,616.86

Finding the Fourth Proportional to 9,858.31, 14,778.66 and 3,616.86

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Solution

The fourth proportional to 9,858.31, 14,778.66 and 3,616.86 is: 5,422.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,858.31 : 14,778.66 = 3,616.86 : x
  2. Step 2: Convert to fraction form
    9,858.31/14,778.66 = 3,616.86/x
  3. Step 3: Cross multiply
    9,858.31x = 14,778.66 × 3,616.86
  4. Step 4: Simplify right side
    9,858.31x = 53,452,344.21
  5. Step 5: Solve for x
    x = 53,452,344.21/9,858.31
  6. Step 6: Final answer
    x = 5,422.06

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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.