Home / 4,227.78-6,342.71-1,454.49

Finding the Fourth Proportional to 4,227.78, 6,342.71 and 1,454.49

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Solution

The fourth proportional to 4,227.78, 6,342.71 and 1,454.49 is: 2,182.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.78 : 6,342.71 = 1,454.49 : x
  2. Step 2: Convert to fraction form
    4,227.78/6,342.71 = 1,454.49/x
  3. Step 3: Cross multiply
    4,227.78x = 6,342.71 × 1,454.49
  4. Step 4: Simplify right side
    4,227.78x = 9,225,408.27
  5. Step 5: Solve for x
    x = 9,225,408.27/4,227.78
  6. Step 6: Final answer
    x = 2,182.09

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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.