Home / 3,027.38-4,539.65-1,079.12

Finding the Fourth Proportional to 3,027.38, 4,539.65 and 1,079.12

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Solution

The fourth proportional to 3,027.38, 4,539.65 and 1,079.12 is: 1,618.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.38 : 4,539.65 = 1,079.12 : x
  2. Step 2: Convert to fraction form
    3,027.38/4,539.65 = 1,079.12/x
  3. Step 3: Cross multiply
    3,027.38x = 4,539.65 × 1,079.12
  4. Step 4: Simplify right side
    3,027.38x = 4,898,833.06
  5. Step 5: Solve for x
    x = 4,898,833.06/3,027.38
  6. Step 6: Final answer
    x = 1,618.18

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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.