Home / 6,872.13-10,308.17-2,488.56

Finding the Fourth Proportional to 6,872.13, 10,308.17 and 2,488.56

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Solution

The fourth proportional to 6,872.13, 10,308.17 and 2,488.56 is: 3,732.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,872.13 : 10,308.17 = 2,488.56 : x
  2. Step 2: Convert to fraction form
    6,872.13/10,308.17 = 2,488.56/x
  3. Step 3: Cross multiply
    6,872.13x = 10,308.17 × 2,488.56
  4. Step 4: Simplify right side
    6,872.13x = 25,652,544.41
  5. Step 5: Solve for x
    x = 25,652,544.41/6,872.13
  6. Step 6: Final answer
    x = 3,732.84

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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.