Home / 9,335.16-12,864.80-6,677.96

Finding the Fourth Proportional to 9,335.16, 12,864.80 and 6,677.96

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Solution

The fourth proportional to 9,335.16, 12,864.80 and 6,677.96 is: 9,202.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,335.16 : 12,864.80 = 6,677.96 : x
  2. Step 2: Convert to fraction form
    9,335.16/12,864.80 = 6,677.96/x
  3. Step 3: Cross multiply
    9,335.16x = 12,864.80 × 6,677.96
  4. Step 4: Simplify right side
    9,335.16x = 85,910,619.81
  5. Step 5: Solve for x
    x = 85,910,619.81/9,335.16
  6. Step 6: Final answer
    x = 9,202.91

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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.