Home / 3,586.87-4,948.38-2,589.97

Finding the Fourth Proportional to 3,586.87, 4,948.38 and 2,589.97

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Solution

The fourth proportional to 3,586.87, 4,948.38 and 2,589.97 is: 3,573.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.87 : 4,948.38 = 2,589.97 : x
  2. Step 2: Convert to fraction form
    3,586.87/4,948.38 = 2,589.97/x
  3. Step 3: Cross multiply
    3,586.87x = 4,948.38 × 2,589.97
  4. Step 4: Simplify right side
    3,586.87x = 12,816,155.75
  5. Step 5: Solve for x
    x = 12,816,155.75/3,586.87
  6. Step 6: Final answer
    x = 3,573.08

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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.