Home / 2,610.37-3,601.29-2,278.81

Finding the Fourth Proportional to 2,610.37, 3,601.29 and 2,278.81

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Solution

The fourth proportional to 2,610.37, 3,601.29 and 2,278.81 is: 3,143.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,610.37 : 3,601.29 = 2,278.81 : x
  2. Step 2: Convert to fraction form
    2,610.37/3,601.29 = 2,278.81/x
  3. Step 3: Cross multiply
    2,610.37x = 3,601.29 × 2,278.81
  4. Step 4: Simplify right side
    2,610.37x = 8,206,655.66
  5. Step 5: Solve for x
    x = 8,206,655.66/2,610.37
  6. Step 6: Final answer
    x = 3,143.87

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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.