Home / 2,867.90-4,302.14-2,507.04

Finding the Fourth Proportional to 2,867.90, 4,302.14 and 2,507.04

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Solution

The fourth proportional to 2,867.90, 4,302.14 and 2,507.04 is: 3,760.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.90 : 4,302.14 = 2,507.04 : x
  2. Step 2: Convert to fraction form
    2,867.90/4,302.14 = 2,507.04/x
  3. Step 3: Cross multiply
    2,867.90x = 4,302.14 × 2,507.04
  4. Step 4: Simplify right side
    2,867.90x = 10,785,624.53
  5. Step 5: Solve for x
    x = 10,785,624.53/2,867.90
  6. Step 6: Final answer
    x = 3,760.82

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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.