Home / 9,021.31-13,532.19-4,276.36

Finding the Fourth Proportional to 9,021.31, 13,532.19 and 4,276.36

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Solution

The fourth proportional to 9,021.31, 13,532.19 and 4,276.36 is: 6,414.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021.31 : 13,532.19 = 4,276.36 : x
  2. Step 2: Convert to fraction form
    9,021.31/13,532.19 = 4,276.36/x
  3. Step 3: Cross multiply
    9,021.31x = 13,532.19 × 4,276.36
  4. Step 4: Simplify right side
    9,021.31x = 57,868,516.03
  5. Step 5: Solve for x
    x = 57,868,516.03/9,021.31
  6. Step 6: Final answer
    x = 6,414.65

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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.