Home / 2,340.80-3,230.11-1,444.29

Finding the Fourth Proportional to 2,340.80, 3,230.11 and 1,444.29

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Solution

The fourth proportional to 2,340.80, 3,230.11 and 1,444.29 is: 1,993.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340.80 : 3,230.11 = 1,444.29 : x
  2. Step 2: Convert to fraction form
    2,340.80/3,230.11 = 1,444.29/x
  3. Step 3: Cross multiply
    2,340.80x = 3,230.11 × 1,444.29
  4. Step 4: Simplify right side
    2,340.80x = 4,665,215.57
  5. Step 5: Solve for x
    x = 4,665,215.57/2,340.80
  6. Step 6: Final answer
    x = 1,993.00

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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.