Home / 2,713.46-4,070.40-1,153.29

Finding the Fourth Proportional to 2,713.46, 4,070.40 and 1,153.29

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Solution

The fourth proportional to 2,713.46, 4,070.40 and 1,153.29 is: 1,730.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.46 : 4,070.40 = 1,153.29 : x
  2. Step 2: Convert to fraction form
    2,713.46/4,070.40 = 1,153.29/x
  3. Step 3: Cross multiply
    2,713.46x = 4,070.40 × 1,153.29
  4. Step 4: Simplify right side
    2,713.46x = 4,694,345.85
  5. Step 5: Solve for x
    x = 4,694,345.85/2,713.46
  6. Step 6: Final answer
    x = 1,730.02

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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.