Home / 4,275.72-6,414.38-1,354.76

Finding the Fourth Proportional to 4,275.72, 6,414.38 and 1,354.76

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Solution

The fourth proportional to 4,275.72, 6,414.38 and 1,354.76 is: 2,032.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.72 : 6,414.38 = 1,354.76 : x
  2. Step 2: Convert to fraction form
    4,275.72/6,414.38 = 1,354.76/x
  3. Step 3: Cross multiply
    4,275.72x = 6,414.38 × 1,354.76
  4. Step 4: Simplify right side
    4,275.72x = 8,689,945.45
  5. Step 5: Solve for x
    x = 8,689,945.45/4,275.72
  6. Step 6: Final answer
    x = 2,032.39

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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.