Home / 3,343.29-4,613.68-1,851.20

Finding the Fourth Proportional to 3,343.29, 4,613.68 and 1,851.20

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Solution

The fourth proportional to 3,343.29, 4,613.68 and 1,851.20 is: 2,554.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.29 : 4,613.68 = 1,851.20 : x
  2. Step 2: Convert to fraction form
    3,343.29/4,613.68 = 1,851.20/x
  3. Step 3: Cross multiply
    3,343.29x = 4,613.68 × 1,851.20
  4. Step 4: Simplify right side
    3,343.29x = 8,540,835.16
  5. Step 5: Solve for x
    x = 8,540,835.16/3,343.29
  6. Step 6: Final answer
    x = 2,554.62

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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.