Home / 4,227.79-6,340.33-1,453.79

Finding the Fourth Proportional to 4,227.79, 6,340.33 and 1,453.79

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Solution

The fourth proportional to 4,227.79, 6,340.33 and 1,453.79 is: 2,180.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.79 : 6,340.33 = 1,453.79 : x
  2. Step 2: Convert to fraction form
    4,227.79/6,340.33 = 1,453.79/x
  3. Step 3: Cross multiply
    4,227.79x = 6,340.33 × 1,453.79
  4. Step 4: Simplify right side
    4,227.79x = 9,217,473.01
  5. Step 5: Solve for x
    x = 9,217,473.01/4,227.79
  6. Step 6: Final answer
    x = 2,180.21

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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.