Home / 2,713.47-4,071.44-2,669.79

Finding the Fourth Proportional to 2,713.47, 4,071.44 and 2,669.79

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Solution

The fourth proportional to 2,713.47, 4,071.44 and 2,669.79 is: 4,005.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.47 : 4,071.44 = 2,669.79 : x
  2. Step 2: Convert to fraction form
    2,713.47/4,071.44 = 2,669.79/x
  3. Step 3: Cross multiply
    2,713.47x = 4,071.44 × 2,669.79
  4. Step 4: Simplify right side
    2,713.47x = 10,869,889.80
  5. Step 5: Solve for x
    x = 10,869,889.80/2,713.47
  6. Step 6: Final answer
    x = 4,005.90

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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.