Home / 9,324-12,867.16-5,132.32

Finding the Fourth Proportional to 9,324, 12,867.16 and 5,132.32

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Solution

The fourth proportional to 9,324, 12,867.16 and 5,132.32 is: 7,082.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,324 : 12,867.16 = 5,132.32 : x
  2. Step 2: Convert to fraction form
    9,324/12,867.16 = 5,132.32/x
  3. Step 3: Cross multiply
    9,324x = 12,867.16 × 5,132.32
  4. Step 4: Simplify right side
    9,324x = 66,038,382.61
  5. Step 5: Solve for x
    x = 66,038,382.61/9,324
  6. Step 6: Final answer
    x = 7,082.62

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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.