Home / 3,295.28-4,545.51-2,176.22

Finding the Fourth Proportional to 3,295.28, 4,545.51 and 2,176.22

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Solution

The fourth proportional to 3,295.28, 4,545.51 and 2,176.22 is: 3,001.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.28 : 4,545.51 = 2,176.22 : x
  2. Step 2: Convert to fraction form
    3,295.28/4,545.51 = 2,176.22/x
  3. Step 3: Cross multiply
    3,295.28x = 4,545.51 × 2,176.22
  4. Step 4: Simplify right side
    3,295.28x = 9,892,029.77
  5. Step 5: Solve for x
    x = 9,892,029.77/3,295.28
  6. Step 6: Final answer
    x = 3,001.88

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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.