Home / 2,713.66-4,070.50-2,169.32

Finding the Fourth Proportional to 2,713.66, 4,070.50 and 2,169.32

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Solution

The fourth proportional to 2,713.66, 4,070.50 and 2,169.32 is: 3,253.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.66 : 4,070.50 = 2,169.32 : x
  2. Step 2: Convert to fraction form
    2,713.66/4,070.50 = 2,169.32/x
  3. Step 3: Cross multiply
    2,713.66x = 4,070.50 × 2,169.32
  4. Step 4: Simplify right side
    2,713.66x = 8,830,191.28
  5. Step 5: Solve for x
    x = 8,830,191.28/2,713.66
  6. Step 6: Final answer
    x = 3,253.98

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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.