Home / 9,908.28-14,867.29-3,984.92

Finding the Fourth Proportional to 9,908.28, 14,867.29 and 3,984.92

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Solution

The fourth proportional to 9,908.28, 14,867.29 and 3,984.92 is: 5,979.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,908.28 : 14,867.29 = 3,984.92 : x
  2. Step 2: Convert to fraction form
    9,908.28/14,867.29 = 3,984.92/x
  3. Step 3: Cross multiply
    9,908.28x = 14,867.29 × 3,984.92
  4. Step 4: Simplify right side
    9,908.28x = 59,244,961.27
  5. Step 5: Solve for x
    x = 59,244,961.27/9,908.28
  6. Step 6: Final answer
    x = 5,979.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.