Home / 2,966.88-4,447.12-1,579.28

Finding the Fourth Proportional to 2,966.88, 4,447.12 and 1,579.28

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Solution

The fourth proportional to 2,966.88, 4,447.12 and 1,579.28 is: 2,367.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.88 : 4,447.12 = 1,579.28 : x
  2. Step 2: Convert to fraction form
    2,966.88/4,447.12 = 1,579.28/x
  3. Step 3: Cross multiply
    2,966.88x = 4,447.12 × 1,579.28
  4. Step 4: Simplify right side
    2,966.88x = 7,023,247.67
  5. Step 5: Solve for x
    x = 7,023,247.67/2,966.88
  6. Step 6: Final answer
    x = 2,367.22

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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.