Home / 3,298.45-4,552.92-2,180.38

Finding the Fourth Proportional to 3,298.45, 4,552.92 and 2,180.38

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Solution

The fourth proportional to 3,298.45, 4,552.92 and 2,180.38 is: 3,009.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.45 : 4,552.92 = 2,180.38 : x
  2. Step 2: Convert to fraction form
    3,298.45/4,552.92 = 2,180.38/x
  3. Step 3: Cross multiply
    3,298.45x = 4,552.92 × 2,180.38
  4. Step 4: Simplify right side
    3,298.45x = 9,927,095.71
  5. Step 5: Solve for x
    x = 9,927,095.71/3,298.45
  6. Step 6: Final answer
    x = 3,009.62

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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.