Home / 4,122.56-5,687.68-2,444.48

Finding the Fourth Proportional to 4,122.56, 5,687.68 and 2,444.48

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Solution

The fourth proportional to 4,122.56, 5,687.68 and 2,444.48 is: 3,372.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.56 : 5,687.68 = 2,444.48 : x
  2. Step 2: Convert to fraction form
    4,122.56/5,687.68 = 2,444.48/x
  3. Step 3: Cross multiply
    4,122.56x = 5,687.68 × 2,444.48
  4. Step 4: Simplify right side
    4,122.56x = 13,903,420.01
  5. Step 5: Solve for x
    x = 13,903,420.01/4,122.56
  6. Step 6: Final answer
    x = 3,372.52

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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.