Home / 4,545.73-6,821.49-1,948.66

Finding the Fourth Proportional to 4,545.73, 6,821.49 and 1,948.66

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Solution

The fourth proportional to 4,545.73, 6,821.49 and 1,948.66 is: 2,924.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.73 : 6,821.49 = 1,948.66 : x
  2. Step 2: Convert to fraction form
    4,545.73/6,821.49 = 1,948.66/x
  3. Step 3: Cross multiply
    4,545.73x = 6,821.49 × 1,948.66
  4. Step 4: Simplify right side
    4,545.73x = 13,292,764.70
  5. Step 5: Solve for x
    x = 13,292,764.70/4,545.73
  6. Step 6: Final answer
    x = 2,924.23

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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.