Home / 9,324.62-12,867.87-5,292.20

Finding the Fourth Proportional to 9,324.62, 12,867.87 and 5,292.20

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Solution

The fourth proportional to 9,324.62, 12,867.87 and 5,292.20 is: 7,303.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,324.62 : 12,867.87 = 5,292.20 : x
  2. Step 2: Convert to fraction form
    9,324.62/12,867.87 = 5,292.20/x
  3. Step 3: Cross multiply
    9,324.62x = 12,867.87 × 5,292.20
  4. Step 4: Simplify right side
    9,324.62x = 68,099,341.61
  5. Step 5: Solve for x
    x = 68,099,341.61/9,324.62
  6. Step 6: Final answer
    x = 7,303.18

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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.