Home / 2,025.10-3,034.40-1,331.23

Finding the Fourth Proportional to 2,025.10, 3,034.40 and 1,331.23

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Solution

The fourth proportional to 2,025.10, 3,034.40 and 1,331.23 is: 1,994.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,025.10 : 3,034.40 = 1,331.23 : x
  2. Step 2: Convert to fraction form
    2,025.10/3,034.40 = 1,331.23/x
  3. Step 3: Cross multiply
    2,025.10x = 3,034.40 × 1,331.23
  4. Step 4: Simplify right side
    2,025.10x = 4,039,484.31
  5. Step 5: Solve for x
    x = 4,039,484.31/2,025.10
  6. Step 6: Final answer
    x = 1,994.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.