Home / 7,117.38-10,676.07-3,606.84

Finding the Fourth Proportional to 7,117.38, 10,676.07 and 3,606.84

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Solution

The fourth proportional to 7,117.38, 10,676.07 and 3,606.84 is: 5,410.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117.38 : 10,676.07 = 3,606.84 : x
  2. Step 2: Convert to fraction form
    7,117.38/10,676.07 = 3,606.84/x
  3. Step 3: Cross multiply
    7,117.38x = 10,676.07 × 3,606.84
  4. Step 4: Simplify right side
    7,117.38x = 38,506,876.32
  5. Step 5: Solve for x
    x = 38,506,876.32/7,117.38
  6. Step 6: Final answer
    x = 5,410.26

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Similar ratio
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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.