Home / 4,306.65-6,445.80-3,520.41

Finding the Fourth Proportional to 4,306.65, 6,445.80 and 3,520.41

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Solution

The fourth proportional to 4,306.65, 6,445.80 and 3,520.41 is: 5,269.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,306.65 : 6,445.80 = 3,520.41 : x
  2. Step 2: Convert to fraction form
    4,306.65/6,445.80 = 3,520.41/x
  3. Step 3: Cross multiply
    4,306.65x = 6,445.80 × 3,520.41
  4. Step 4: Simplify right side
    4,306.65x = 22,691,858.78
  5. Step 5: Solve for x
    x = 22,691,858.78/4,306.65
  6. Step 6: Final answer
    x = 5,269.03

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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.