Home / 3,275.38-4,519.94-1,783.26

Finding the Fourth Proportional to 3,275.38, 4,519.94 and 1,783.26

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Solution

The fourth proportional to 3,275.38, 4,519.94 and 1,783.26 is: 2,460.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.38 : 4,519.94 = 1,783.26 : x
  2. Step 2: Convert to fraction form
    3,275.38/4,519.94 = 1,783.26/x
  3. Step 3: Cross multiply
    3,275.38x = 4,519.94 × 1,783.26
  4. Step 4: Simplify right side
    3,275.38x = 8,060,228.20
  5. Step 5: Solve for x
    x = 8,060,228.20/3,275.38
  6. Step 6: Final answer
    x = 2,460.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.