Home / 2,969.88-4,445.18-1,581.24

Finding the Fourth Proportional to 2,969.88, 4,445.18 and 1,581.24

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Solution

The fourth proportional to 2,969.88, 4,445.18 and 1,581.24 is: 2,366.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969.88 : 4,445.18 = 1,581.24 : x
  2. Step 2: Convert to fraction form
    2,969.88/4,445.18 = 1,581.24/x
  3. Step 3: Cross multiply
    2,969.88x = 4,445.18 × 1,581.24
  4. Step 4: Simplify right side
    2,969.88x = 7,028,896.42
  5. Step 5: Solve for x
    x = 7,028,896.42/2,969.88
  6. Step 6: Final answer
    x = 2,366.73

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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.