Home / 4,545.52-6,273.25-2,778.20

Finding the Fourth Proportional to 4,545.52, 6,273.25 and 2,778.20

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Solution

The fourth proportional to 4,545.52, 6,273.25 and 2,778.20 is: 3,834.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.52 : 6,273.25 = 2,778.20 : x
  2. Step 2: Convert to fraction form
    4,545.52/6,273.25 = 2,778.20/x
  3. Step 3: Cross multiply
    4,545.52x = 6,273.25 × 2,778.20
  4. Step 4: Simplify right side
    4,545.52x = 17,428,328.36
  5. Step 5: Solve for x
    x = 17,428,328.36/4,545.52
  6. Step 6: Final answer
    x = 3,834.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.