Home / 2,713.19-4,070.31-1,153.17

Finding the Fourth Proportional to 2,713.19, 4,070.31 and 1,153.17

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Solution

The fourth proportional to 2,713.19, 4,070.31 and 1,153.17 is: 1,729.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.19 : 4,070.31 = 1,153.17 : x
  2. Step 2: Convert to fraction form
    2,713.19/4,070.31 = 1,153.17/x
  3. Step 3: Cross multiply
    2,713.19x = 4,070.31 × 1,153.17
  4. Step 4: Simplify right side
    2,713.19x = 4,693,769.56
  5. Step 5: Solve for x
    x = 4,693,769.56/2,713.19
  6. Step 6: Final answer
    x = 1,729.98

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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.