Home / 2,713.37-4,070.78-1,153.44

Finding the Fourth Proportional to 2,713.37, 4,070.78 and 1,153.44

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Solution

The fourth proportional to 2,713.37, 4,070.78 and 1,153.44 is: 1,730.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.37 : 4,070.78 = 1,153.44 : x
  2. Step 2: Convert to fraction form
    2,713.37/4,070.78 = 1,153.44/x
  3. Step 3: Cross multiply
    2,713.37x = 4,070.78 × 1,153.44
  4. Step 4: Simplify right side
    2,713.37x = 4,695,394.72
  5. Step 5: Solve for x
    x = 4,695,394.72/2,713.37
  6. Step 6: Final answer
    x = 1,730.47

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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.