Home / 3,343.30-4,613.83-1,851.28

Finding the Fourth Proportional to 3,343.30, 4,613.83 and 1,851.28

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Solution

The fourth proportional to 3,343.30, 4,613.83 and 1,851.28 is: 2,554.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.30 : 4,613.83 = 1,851.28 : x
  2. Step 2: Convert to fraction form
    3,343.30/4,613.83 = 1,851.28/x
  3. Step 3: Cross multiply
    3,343.30x = 4,613.83 × 1,851.28
  4. Step 4: Simplify right side
    3,343.30x = 8,541,475.04
  5. Step 5: Solve for x
    x = 8,541,475.04/3,343.30
  6. Step 6: Final answer
    x = 2,554.81

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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.