Home / 3,750.48-5,176.17-2,179.62

Finding the Fourth Proportional to 3,750.48, 5,176.17 and 2,179.62

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Solution

The fourth proportional to 3,750.48, 5,176.17 and 2,179.62 is: 3,008.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.48 : 5,176.17 = 2,179.62 : x
  2. Step 2: Convert to fraction form
    3,750.48/5,176.17 = 2,179.62/x
  3. Step 3: Cross multiply
    3,750.48x = 5,176.17 × 2,179.62
  4. Step 4: Simplify right side
    3,750.48x = 11,282,083.66
  5. Step 5: Solve for x
    x = 11,282,083.66/3,750.48
  6. Step 6: Final answer
    x = 3,008.17

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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.