Home / 12,207.28-16,845.46-6,901.08

Finding the Fourth Proportional to 12,207.28, 16,845.46 and 6,901.08

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Solution

The fourth proportional to 12,207.28, 16,845.46 and 6,901.08 is: 9,523.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,207.28 : 16,845.46 = 6,901.08 : x
  2. Step 2: Convert to fraction form
    12,207.28/16,845.46 = 6,901.08/x
  3. Step 3: Cross multiply
    12,207.28x = 16,845.46 × 6,901.08
  4. Step 4: Simplify right side
    12,207.28x = 116,251,867.10
  5. Step 5: Solve for x
    x = 116,251,867.10/12,207.28
  6. Step 6: Final answer
    x = 9,523.16

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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.