Home / 3,966.66-5,943.28-2,401.92

Finding the Fourth Proportional to 3,966.66, 5,943.28 and 2,401.92

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Solution

The fourth proportional to 3,966.66, 5,943.28 and 2,401.92 is: 3,598.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.66 : 5,943.28 = 2,401.92 : x
  2. Step 2: Convert to fraction form
    3,966.66/5,943.28 = 2,401.92/x
  3. Step 3: Cross multiply
    3,966.66x = 5,943.28 × 2,401.92
  4. Step 4: Simplify right side
    3,966.66x = 14,275,283.10
  5. Step 5: Solve for x
    x = 14,275,283.10/3,966.66
  6. Step 6: Final answer
    x = 3,598.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.