Home / 4,018.76-5,545.89-2,250.39

Finding the Fourth Proportional to 4,018.76, 5,545.89 and 2,250.39

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Solution

The fourth proportional to 4,018.76, 5,545.89 and 2,250.39 is: 3,105.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.76 : 5,545.89 = 2,250.39 : x
  2. Step 2: Convert to fraction form
    4,018.76/5,545.89 = 2,250.39/x
  3. Step 3: Cross multiply
    4,018.76x = 5,545.89 × 2,250.39
  4. Step 4: Simplify right side
    4,018.76x = 12,480,415.40
  5. Step 5: Solve for x
    x = 12,480,415.40/4,018.76
  6. Step 6: Final answer
    x = 3,105.54

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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.