Home / 3,440.56-5,154.02-1,589.12

Finding the Fourth Proportional to 3,440.56, 5,154.02 and 1,589.12

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Solution

The fourth proportional to 3,440.56, 5,154.02 and 1,589.12 is: 2,380.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.56 : 5,154.02 = 1,589.12 : x
  2. Step 2: Convert to fraction form
    3,440.56/5,154.02 = 1,589.12/x
  3. Step 3: Cross multiply
    3,440.56x = 5,154.02 × 1,589.12
  4. Step 4: Simplify right side
    3,440.56x = 8,190,356.26
  5. Step 5: Solve for x
    x = 8,190,356.26/3,440.56
  6. Step 6: Final answer
    x = 2,380.53

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1.5x scale

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.