Home / 3,868.59-5,797.85-1,558.83

Finding the Fourth Proportional to 3,868.59, 5,797.85 and 1,558.83

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Solution

The fourth proportional to 3,868.59, 5,797.85 and 1,558.83 is: 2,336.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868.59 : 5,797.85 = 1,558.83 : x
  2. Step 2: Convert to fraction form
    3,868.59/5,797.85 = 1,558.83/x
  3. Step 3: Cross multiply
    3,868.59x = 5,797.85 × 1,558.83
  4. Step 4: Simplify right side
    3,868.59x = 9,037,854.72
  5. Step 5: Solve for x
    x = 9,037,854.72/3,868.59
  6. Step 6: Final answer
    x = 2,336.21

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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.