Home / 2,713.18-4,070.04-1,252.75

Finding the Fourth Proportional to 2,713.18, 4,070.04 and 1,252.75

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Solution

The fourth proportional to 2,713.18, 4,070.04 and 1,252.75 is: 1,879.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.18 : 4,070.04 = 1,252.75 : x
  2. Step 2: Convert to fraction form
    2,713.18/4,070.04 = 1,252.75/x
  3. Step 3: Cross multiply
    2,713.18x = 4,070.04 × 1,252.75
  4. Step 4: Simplify right side
    2,713.18x = 5,098,742.61
  5. Step 5: Solve for x
    x = 5,098,742.61/2,713.18
  6. Step 6: Final answer
    x = 1,879.25

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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.