Home / 3,293.97-4,545.87-1,878.09

Finding the Fourth Proportional to 3,293.97, 4,545.87 and 1,878.09

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Solution

The fourth proportional to 3,293.97, 4,545.87 and 1,878.09 is: 2,591.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293.97 : 4,545.87 = 1,878.09 : x
  2. Step 2: Convert to fraction form
    3,293.97/4,545.87 = 1,878.09/x
  3. Step 3: Cross multiply
    3,293.97x = 4,545.87 × 1,878.09
  4. Step 4: Simplify right side
    3,293.97x = 8,537,552.99
  5. Step 5: Solve for x
    x = 8,537,552.99/3,293.97
  6. Step 6: Final answer
    x = 2,591.87

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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.