Home / 5,344.72-8,014.08-3,680.80

Finding the Fourth Proportional to 5,344.72, 8,014.08 and 3,680.80

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Solution

The fourth proportional to 5,344.72, 8,014.08 and 3,680.80 is: 5,519.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344.72 : 8,014.08 = 3,680.80 : x
  2. Step 2: Convert to fraction form
    5,344.72/8,014.08 = 3,680.80/x
  3. Step 3: Cross multiply
    5,344.72x = 8,014.08 × 3,680.80
  4. Step 4: Simplify right side
    5,344.72x = 29,498,225.66
  5. Step 5: Solve for x
    x = 29,498,225.66/5,344.72
  6. Step 6: Final answer
    x = 5,519.13

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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.