Home / 9,334.68-12,882.12-5,356.56

Finding the Fourth Proportional to 9,334.68, 12,882.12 and 5,356.56

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Solution

The fourth proportional to 9,334.68, 12,882.12 and 5,356.56 is: 7,392.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,334.68 : 12,882.12 = 5,356.56 : x
  2. Step 2: Convert to fraction form
    9,334.68/12,882.12 = 5,356.56/x
  3. Step 3: Cross multiply
    9,334.68x = 12,882.12 × 5,356.56
  4. Step 4: Simplify right side
    9,334.68x = 69,003,848.71
  5. Step 5: Solve for x
    x = 69,003,848.71/9,334.68
  6. Step 6: Final answer
    x = 7,392.20

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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.