Home / 4,579.15-6,869.16-1,247.44

Finding the Fourth Proportional to 4,579.15, 6,869.16 and 1,247.44

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Solution

The fourth proportional to 4,579.15, 6,869.16 and 1,247.44 is: 1,871.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.15 : 6,869.16 = 1,247.44 : x
  2. Step 2: Convert to fraction form
    4,579.15/6,869.16 = 1,247.44/x
  3. Step 3: Cross multiply
    4,579.15x = 6,869.16 × 1,247.44
  4. Step 4: Simplify right side
    4,579.15x = 8,568,847.78
  5. Step 5: Solve for x
    x = 8,568,847.78/4,579.15
  6. Step 6: Final answer
    x = 1,871.28

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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.