Home / 3,610.46-5,411.56-1,637.59

Finding the Fourth Proportional to 3,610.46, 5,411.56 and 1,637.59

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Solution

The fourth proportional to 3,610.46, 5,411.56 and 1,637.59 is: 2,454.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.46 : 5,411.56 = 1,637.59 : x
  2. Step 2: Convert to fraction form
    3,610.46/5,411.56 = 1,637.59/x
  3. Step 3: Cross multiply
    3,610.46x = 5,411.56 × 1,637.59
  4. Step 4: Simplify right side
    3,610.46x = 8,861,916.54
  5. Step 5: Solve for x
    x = 8,861,916.54/3,610.46
  6. Step 6: Final answer
    x = 2,454.51

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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.