Home / 9,908.38-13,674.98-6,132.76

Finding the Fourth Proportional to 9,908.38, 13,674.98 and 6,132.76

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Solution

The fourth proportional to 9,908.38, 13,674.98 and 6,132.76 is: 8,464.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,908.38 : 13,674.98 = 6,132.76 : x
  2. Step 2: Convert to fraction form
    9,908.38/13,674.98 = 6,132.76/x
  3. Step 3: Cross multiply
    9,908.38x = 13,674.98 × 6,132.76
  4. Step 4: Simplify right side
    9,908.38x = 83,865,339.68
  5. Step 5: Solve for x
    x = 83,865,339.68/9,908.38
  6. Step 6: Final answer
    x = 8,464.08

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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.