Home / 7,504.22-11,252.79-4,385.12

Finding the Fourth Proportional to 7,504.22, 11,252.79 and 4,385.12

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Solution

The fourth proportional to 7,504.22, 11,252.79 and 4,385.12 is: 6,575.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,504.22 : 11,252.79 = 4,385.12 : x
  2. Step 2: Convert to fraction form
    7,504.22/11,252.79 = 4,385.12/x
  3. Step 3: Cross multiply
    7,504.22x = 11,252.79 × 4,385.12
  4. Step 4: Simplify right side
    7,504.22x = 49,344,885.50
  5. Step 5: Solve for x
    x = 49,344,885.50/7,504.22
  6. Step 6: Final answer
    x = 6,575.62

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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.