Home / 7,498.12-11,247.20-2,567.80

Finding the Fourth Proportional to 7,498.12, 11,247.20 and 2,567.80

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Solution

The fourth proportional to 7,498.12, 11,247.20 and 2,567.80 is: 3,851.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,498.12 : 11,247.20 = 2,567.80 : x
  2. Step 2: Convert to fraction form
    7,498.12/11,247.20 = 2,567.80/x
  3. Step 3: Cross multiply
    7,498.12x = 11,247.20 × 2,567.80
  4. Step 4: Simplify right side
    7,498.12x = 28,880,560.16
  5. Step 5: Solve for x
    x = 28,880,560.16/7,498.12
  6. Step 6: Final answer
    x = 3,851.71

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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.