Home / 4,227.28-6,339.35-1,453.19

Finding the Fourth Proportional to 4,227.28, 6,339.35 and 1,453.19

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Solution

The fourth proportional to 4,227.28, 6,339.35 and 1,453.19 is: 2,179.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.28 : 6,339.35 = 1,453.19 : x
  2. Step 2: Convert to fraction form
    4,227.28/6,339.35 = 1,453.19/x
  3. Step 3: Cross multiply
    4,227.28x = 6,339.35 × 1,453.19
  4. Step 4: Simplify right side
    4,227.28x = 9,212,251.96
  5. Step 5: Solve for x
    x = 9,212,251.96/4,227.28
  6. Step 6: Final answer
    x = 2,179.24

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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.