Home / 4,228.24-6,342.24-1,631.74

Finding the Fourth Proportional to 4,228.24, 6,342.24 and 1,631.74

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Solution

The fourth proportional to 4,228.24, 6,342.24 and 1,631.74 is: 2,447.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.24 : 6,342.24 = 1,631.74 : x
  2. Step 2: Convert to fraction form
    4,228.24/6,342.24 = 1,631.74/x
  3. Step 3: Cross multiply
    4,228.24x = 6,342.24 × 1,631.74
  4. Step 4: Simplify right side
    4,228.24x = 10,348,886.70
  5. Step 5: Solve for x
    x = 10,348,886.70/4,228.24
  6. Step 6: Final answer
    x = 2,447.56

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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.