Home / 6,697.11-9,242.05-3,712.76

Finding the Fourth Proportional to 6,697.11, 9,242.05 and 3,712.76

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Solution

The fourth proportional to 6,697.11, 9,242.05 and 3,712.76 is: 5,123.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,697.11 : 9,242.05 = 3,712.76 : x
  2. Step 2: Convert to fraction form
    6,697.11/9,242.05 = 3,712.76/x
  3. Step 3: Cross multiply
    6,697.11x = 9,242.05 × 3,712.76
  4. Step 4: Simplify right side
    6,697.11x = 34,313,467.35
  5. Step 5: Solve for x
    x = 34,313,467.35/6,697.11
  6. Step 6: Final answer
    x = 5,123.62

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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.