Home / 9,324.20-12,867.01-5,342.56

Finding the Fourth Proportional to 9,324.20, 12,867.01 and 5,342.56

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Solution

The fourth proportional to 9,324.20, 12,867.01 and 5,342.56 is: 7,372.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,324.20 : 12,867.01 = 5,342.56 : x
  2. Step 2: Convert to fraction form
    9,324.20/12,867.01 = 5,342.56/x
  3. Step 3: Cross multiply
    9,324.20x = 12,867.01 × 5,342.56
  4. Step 4: Simplify right side
    9,324.20x = 68,742,772.95
  5. Step 5: Solve for x
    x = 68,742,772.95/9,324.20
  6. Step 6: Final answer
    x = 7,372.51

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1.5x scale

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.