Home / 2,350.17-3,243.23-1,288.00

Finding the Fourth Proportional to 2,350.17, 3,243.23 and 1,288.00

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Solution

The fourth proportional to 2,350.17, 3,243.23 and 1,288.00 is: 1,777.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,350.17 : 3,243.23 = 1,288.00 : x
  2. Step 2: Convert to fraction form
    2,350.17/3,243.23 = 1,288.00/x
  3. Step 3: Cross multiply
    2,350.17x = 3,243.23 × 1,288.00
  4. Step 4: Simplify right side
    2,350.17x = 4,177,282.68
  5. Step 5: Solve for x
    x = 4,177,282.68/2,350.17
  6. Step 6: Final answer
    x = 1,777.44

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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.