Home / 4,558.20-6,290.45-2,568.65

Finding the Fourth Proportional to 4,558.20, 6,290.45 and 2,568.65

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Solution

The fourth proportional to 4,558.20, 6,290.45 and 2,568.65 is: 3,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,558.20 : 6,290.45 = 2,568.65 : x
  2. Step 2: Convert to fraction form
    4,558.20/6,290.45 = 2,568.65/x
  3. Step 3: Cross multiply
    4,558.20x = 6,290.45 × 2,568.65
  4. Step 4: Simplify right side
    4,558.20x = 16,157,920.10
  5. Step 5: Solve for x
    x = 16,157,920.10/4,558.20
  6. Step 6: Final answer
    x = 3,544.80

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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.