Home / 7,522.72-11,285.91-2,257.72

Finding the Fourth Proportional to 7,522.72, 11,285.91 and 2,257.72

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Solution

The fourth proportional to 7,522.72, 11,285.91 and 2,257.72 is: 3,387.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,522.72 : 11,285.91 = 2,257.72 : x
  2. Step 2: Convert to fraction form
    7,522.72/11,285.91 = 2,257.72/x
  3. Step 3: Cross multiply
    7,522.72x = 11,285.91 × 2,257.72
  4. Step 4: Simplify right side
    7,522.72x = 25,480,453.64
  5. Step 5: Solve for x
    x = 25,480,453.64/7,522.72
  6. Step 6: Final answer
    x = 3,387.13

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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.