Home / 3,743.63-5,614.12-1,663.55

Finding the Fourth Proportional to 3,743.63, 5,614.12 and 1,663.55

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Solution

The fourth proportional to 3,743.63, 5,614.12 and 1,663.55 is: 2,494.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.63 : 5,614.12 = 1,663.55 : x
  2. Step 2: Convert to fraction form
    3,743.63/5,614.12 = 1,663.55/x
  3. Step 3: Cross multiply
    3,743.63x = 5,614.12 × 1,663.55
  4. Step 4: Simplify right side
    3,743.63x = 9,339,337.10
  5. Step 5: Solve for x
    x = 9,339,337.10/3,743.63
  6. Step 6: Final answer
    x = 2,494.73

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1.5x scale

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.