Home / 2,713.56-4,070.61-1,252.86

Finding the Fourth Proportional to 2,713.56, 4,070.61 and 1,252.86

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Solution

The fourth proportional to 2,713.56, 4,070.61 and 1,252.86 is: 1,879.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.56 : 4,070.61 = 1,252.86 : x
  2. Step 2: Convert to fraction form
    2,713.56/4,070.61 = 1,252.86/x
  3. Step 3: Cross multiply
    2,713.56x = 4,070.61 × 1,252.86
  4. Step 4: Simplify right side
    2,713.56x = 5,099,904.44
  5. Step 5: Solve for x
    x = 5,099,904.44/2,713.56
  6. Step 6: Final answer
    x = 1,879.41

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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.