Home / 3,225.38-4,451.02-1,828.13

Finding the Fourth Proportional to 3,225.38, 4,451.02 and 1,828.13

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Solution

The fourth proportional to 3,225.38, 4,451.02 and 1,828.13 is: 2,522.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.38 : 4,451.02 = 1,828.13 : x
  2. Step 2: Convert to fraction form
    3,225.38/4,451.02 = 1,828.13/x
  3. Step 3: Cross multiply
    3,225.38x = 4,451.02 × 1,828.13
  4. Step 4: Simplify right side
    3,225.38x = 8,137,016.37
  5. Step 5: Solve for x
    x = 8,137,016.37/3,225.38
  6. Step 6: Final answer
    x = 2,522.81

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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.