Home / 3,545.88-5,319.65-1,237.38

Finding the Fourth Proportional to 3,545.88, 5,319.65 and 1,237.38

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Solution

The fourth proportional to 3,545.88, 5,319.65 and 1,237.38 is: 1,856.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.88 : 5,319.65 = 1,237.38 : x
  2. Step 2: Convert to fraction form
    3,545.88/5,319.65 = 1,237.38/x
  3. Step 3: Cross multiply
    3,545.88x = 5,319.65 × 1,237.38
  4. Step 4: Simplify right side
    3,545.88x = 6,582,428.52
  5. Step 5: Solve for x
    x = 6,582,428.52/3,545.88
  6. Step 6: Final answer
    x = 1,856.36

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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.