Home / 4,252.67-6,376.74-1,478.55

Finding the Fourth Proportional to 4,252.67, 6,376.74 and 1,478.55

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Solution

The fourth proportional to 4,252.67, 6,376.74 and 1,478.55 is: 2,217.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252.67 : 6,376.74 = 1,478.55 : x
  2. Step 2: Convert to fraction form
    4,252.67/6,376.74 = 1,478.55/x
  3. Step 3: Cross multiply
    4,252.67x = 6,376.74 × 1,478.55
  4. Step 4: Simplify right side
    4,252.67x = 9,428,328.93
  5. Step 5: Solve for x
    x = 9,428,328.93/4,252.67
  6. Step 6: Final answer
    x = 2,217.04

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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.