Home / 2,502.62-3,455-1,508.12

Finding the Fourth Proportional to 2,502.62, 3,455 and 1,508.12

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Solution

The fourth proportional to 2,502.62, 3,455 and 1,508.12 is: 2,082.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.62 : 3,455 = 1,508.12 : x
  2. Step 2: Convert to fraction form
    2,502.62/3,455 = 1,508.12/x
  3. Step 3: Cross multiply
    2,502.62x = 3,455 × 1,508.12
  4. Step 4: Simplify right side
    2,502.62x = 5,210,554.60
  5. Step 5: Solve for x
    x = 5,210,554.60/2,502.62
  6. Step 6: Final answer
    x = 2,082.04

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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.