Home / 3,085.91-4,629.00-2,569.56

Finding the Fourth Proportional to 3,085.91, 4,629.00 and 2,569.56

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Solution

The fourth proportional to 3,085.91, 4,629.00 and 2,569.56 is: 3,854.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.91 : 4,629.00 = 2,569.56 : x
  2. Step 2: Convert to fraction form
    3,085.91/4,629.00 = 2,569.56/x
  3. Step 3: Cross multiply
    3,085.91x = 4,629.00 × 2,569.56
  4. Step 4: Simplify right side
    3,085.91x = 11,894,471.06
  5. Step 5: Solve for x
    x = 11,894,471.06/3,085.91
  6. Step 6: Final answer
    x = 3,854.44

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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.