Home / 2,272.26-3,407.70-1,347.58

Finding the Fourth Proportional to 2,272.26, 3,407.70 and 1,347.58

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Solution

The fourth proportional to 2,272.26, 3,407.70 and 1,347.58 is: 2,020.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.26 : 3,407.70 = 1,347.58 : x
  2. Step 2: Convert to fraction form
    2,272.26/3,407.70 = 1,347.58/x
  3. Step 3: Cross multiply
    2,272.26x = 3,407.70 × 1,347.58
  4. Step 4: Simplify right side
    2,272.26x = 4,592,148.37
  5. Step 5: Solve for x
    x = 4,592,148.37/2,272.26
  6. Step 6: Final answer
    x = 2,020.96

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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.