Home / 5,758.85-8,639.39-2,248.71

Finding the Fourth Proportional to 5,758.85, 8,639.39 and 2,248.71

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Solution

The fourth proportional to 5,758.85, 8,639.39 and 2,248.71 is: 3,373.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,758.85 : 8,639.39 = 2,248.71 : x
  2. Step 2: Convert to fraction form
    5,758.85/8,639.39 = 2,248.71/x
  3. Step 3: Cross multiply
    5,758.85x = 8,639.39 × 2,248.71
  4. Step 4: Simplify right side
    5,758.85x = 19,427,471.44
  5. Step 5: Solve for x
    x = 19,427,471.44/5,758.85
  6. Step 6: Final answer
    x = 3,373.50

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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.