Home / 3,293.83-4,545.91-2,160.46

Finding the Fourth Proportional to 3,293.83, 4,545.91 and 2,160.46

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Solution

The fourth proportional to 3,293.83, 4,545.91 and 2,160.46 is: 2,981.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293.83 : 4,545.91 = 2,160.46 : x
  2. Step 2: Convert to fraction form
    3,293.83/4,545.91 = 2,160.46/x
  3. Step 3: Cross multiply
    3,293.83x = 4,545.91 × 2,160.46
  4. Step 4: Simplify right side
    3,293.83x = 9,821,227.38
  5. Step 5: Solve for x
    x = 9,821,227.38/3,293.83
  6. Step 6: Final answer
    x = 2,981.70

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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.