Home / 9,291.50-12,822.19-5,042.54

Finding the Fourth Proportional to 9,291.50, 12,822.19 and 5,042.54

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Solution

The fourth proportional to 9,291.50, 12,822.19 and 5,042.54 is: 6,958.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291.50 : 12,822.19 = 5,042.54 : x
  2. Step 2: Convert to fraction form
    9,291.50/12,822.19 = 5,042.54/x
  3. Step 3: Cross multiply
    9,291.50x = 12,822.19 × 5,042.54
  4. Step 4: Simplify right side
    9,291.50x = 64,656,329.25
  5. Step 5: Solve for x
    x = 64,656,329.25/9,291.50
  6. Step 6: Final answer
    x = 6,958.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.