Home / 2,869.06-3,959.37-1,610.24

Finding the Fourth Proportional to 2,869.06, 3,959.37 and 1,610.24

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Solution

The fourth proportional to 2,869.06, 3,959.37 and 1,610.24 is: 2,222.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869.06 : 3,959.37 = 1,610.24 : x
  2. Step 2: Convert to fraction form
    2,869.06/3,959.37 = 1,610.24/x
  3. Step 3: Cross multiply
    2,869.06x = 3,959.37 × 1,610.24
  4. Step 4: Simplify right side
    2,869.06x = 6,375,535.95
  5. Step 5: Solve for x
    x = 6,375,535.95/2,869.06
  6. Step 6: Final answer
    x = 2,222.17

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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.