Home / 3,422.24-5,134.48-1,230.56

Finding the Fourth Proportional to 3,422.24, 5,134.48 and 1,230.56

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Solution

The fourth proportional to 3,422.24, 5,134.48 and 1,230.56 is: 1,846.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422.24 : 5,134.48 = 1,230.56 : x
  2. Step 2: Convert to fraction form
    3,422.24/5,134.48 = 1,230.56/x
  3. Step 3: Cross multiply
    3,422.24x = 5,134.48 × 1,230.56
  4. Step 4: Simplify right side
    3,422.24x = 6,318,285.71
  5. Step 5: Solve for x
    x = 6,318,285.71/3,422.24
  6. Step 6: Final answer
    x = 1,846.24

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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.