Home / 2,922.47-4,031.67-1,743.11

Finding the Fourth Proportional to 2,922.47, 4,031.67 and 1,743.11

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Solution

The fourth proportional to 2,922.47, 4,031.67 and 1,743.11 is: 2,404.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922.47 : 4,031.67 = 1,743.11 : x
  2. Step 2: Convert to fraction form
    2,922.47/4,031.67 = 1,743.11/x
  3. Step 3: Cross multiply
    2,922.47x = 4,031.67 × 1,743.11
  4. Step 4: Simplify right side
    2,922.47x = 7,027,624.14
  5. Step 5: Solve for x
    x = 7,027,624.14/2,922.47
  6. Step 6: Final answer
    x = 2,404.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.