Home / 4,760.30-7,126.04-4,321.55

Finding the Fourth Proportional to 4,760.30, 7,126.04 and 4,321.55

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Solution

The fourth proportional to 4,760.30, 7,126.04 and 4,321.55 is: 6,469.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,760.30 : 7,126.04 = 4,321.55 : x
  2. Step 2: Convert to fraction form
    4,760.30/7,126.04 = 4,321.55/x
  3. Step 3: Cross multiply
    4,760.30x = 7,126.04 × 4,321.55
  4. Step 4: Simplify right side
    4,760.30x = 30,795,566.78
  5. Step 5: Solve for x
    x = 30,795,566.78/4,760.30
  6. Step 6: Final answer
    x = 6,469.25

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1.5x scale

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.