Home / 4,452.28-6,143.98-2,881.28

Finding the Fourth Proportional to 4,452.28, 6,143.98 and 2,881.28

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Solution

The fourth proportional to 4,452.28, 6,143.98 and 2,881.28 is: 3,976.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.28 : 6,143.98 = 2,881.28 : x
  2. Step 2: Convert to fraction form
    4,452.28/6,143.98 = 2,881.28/x
  3. Step 3: Cross multiply
    4,452.28x = 6,143.98 × 2,881.28
  4. Step 4: Simplify right side
    4,452.28x = 17,702,526.69
  5. Step 5: Solve for x
    x = 17,702,526.69/4,452.28
  6. Step 6: Final answer
    x = 3,976.06

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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.