Home / 4,044.60-5,545.15-3,970.79

Finding the Fourth Proportional to 4,044.60, 5,545.15 and 3,970.79

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Solution

The fourth proportional to 4,044.60, 5,545.15 and 3,970.79 is: 5,443.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,044.60 : 5,545.15 = 3,970.79 : x
  2. Step 2: Convert to fraction form
    4,044.60/5,545.15 = 3,970.79/x
  3. Step 3: Cross multiply
    4,044.60x = 5,545.15 × 3,970.79
  4. Step 4: Simplify right side
    4,044.60x = 22,018,578.59
  5. Step 5: Solve for x
    x = 22,018,578.59/4,044.60
  6. Step 6: Final answer
    x = 5,443.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.