Home / 3,073.16-4,610.82-1,125.56

Finding the Fourth Proportional to 3,073.16, 4,610.82 and 1,125.56

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Solution

The fourth proportional to 3,073.16, 4,610.82 and 1,125.56 is: 1,688.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073.16 : 4,610.82 = 1,125.56 : x
  2. Step 2: Convert to fraction form
    3,073.16/4,610.82 = 1,125.56/x
  3. Step 3: Cross multiply
    3,073.16x = 4,610.82 × 1,125.56
  4. Step 4: Simplify right side
    3,073.16x = 5,189,754.56
  5. Step 5: Solve for x
    x = 5,189,754.56/3,073.16
  6. Step 6: Final answer
    x = 1,688.74

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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.