Home / 9,288.11-13,938.71-4,357.91

Finding the Fourth Proportional to 9,288.11, 13,938.71 and 4,357.91

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Solution

The fourth proportional to 9,288.11, 13,938.71 and 4,357.91 is: 6,539.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288.11 : 13,938.71 = 4,357.91 : x
  2. Step 2: Convert to fraction form
    9,288.11/13,938.71 = 4,357.91/x
  3. Step 3: Cross multiply
    9,288.11x = 13,938.71 × 4,357.91
  4. Step 4: Simplify right side
    9,288.11x = 60,743,552.21
  5. Step 5: Solve for x
    x = 60,743,552.21/9,288.11
  6. Step 6: Final answer
    x = 6,539.93

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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.