Home / 2,371.50-3,557.52-1,217.52

Finding the Fourth Proportional to 2,371.50, 3,557.52 and 1,217.52

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Solution

The fourth proportional to 2,371.50, 3,557.52 and 1,217.52 is: 1,826.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.50 : 3,557.52 = 1,217.52 : x
  2. Step 2: Convert to fraction form
    2,371.50/3,557.52 = 1,217.52/x
  3. Step 3: Cross multiply
    2,371.50x = 3,557.52 × 1,217.52
  4. Step 4: Simplify right side
    2,371.50x = 4,331,351.75
  5. Step 5: Solve for x
    x = 4,331,351.75/2,371.50
  6. Step 6: Final answer
    x = 1,826.42

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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.