Home / 2,600.24-3,898.32-1,302.56

Finding the Fourth Proportional to 2,600.24, 3,898.32 and 1,302.56

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Solution

The fourth proportional to 2,600.24, 3,898.32 and 1,302.56 is: 1,952.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600.24 : 3,898.32 = 1,302.56 : x
  2. Step 2: Convert to fraction form
    2,600.24/3,898.32 = 1,302.56/x
  3. Step 3: Cross multiply
    2,600.24x = 3,898.32 × 1,302.56
  4. Step 4: Simplify right side
    2,600.24x = 5,077,795.70
  5. Step 5: Solve for x
    x = 5,077,795.70/2,600.24
  6. Step 6: Final answer
    x = 1,952.82

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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.