Home / 3,523.46-4,851.30-2,991.23

Finding the Fourth Proportional to 3,523.46, 4,851.30 and 2,991.23

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Solution

The fourth proportional to 3,523.46, 4,851.30 and 2,991.23 is: 4,118.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.46 : 4,851.30 = 2,991.23 : x
  2. Step 2: Convert to fraction form
    3,523.46/4,851.30 = 2,991.23/x
  3. Step 3: Cross multiply
    3,523.46x = 4,851.30 × 2,991.23
  4. Step 4: Simplify right side
    3,523.46x = 14,511,386.54
  5. Step 5: Solve for x
    x = 14,511,386.54/3,523.46
  6. Step 6: Final answer
    x = 4,118.51

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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.