Home / 4,072.34-5,613.28-2,743.74

Finding the Fourth Proportional to 4,072.34, 5,613.28 and 2,743.74

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Solution

The fourth proportional to 4,072.34, 5,613.28 and 2,743.74 is: 3,781.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,072.34 : 5,613.28 = 2,743.74 : x
  2. Step 2: Convert to fraction form
    4,072.34/5,613.28 = 2,743.74/x
  3. Step 3: Cross multiply
    4,072.34x = 5,613.28 × 2,743.74
  4. Step 4: Simplify right side
    4,072.34x = 15,401,374.01
  5. Step 5: Solve for x
    x = 15,401,374.01/4,072.34
  6. Step 6: Final answer
    x = 3,781.94

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1.5x scale

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.