Home / 7,522.66-11,267.34-5,145.09

Finding the Fourth Proportional to 7,522.66, 11,267.34 and 5,145.09

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Solution

The fourth proportional to 7,522.66, 11,267.34 and 5,145.09 is: 7,706.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,522.66 : 11,267.34 = 5,145.09 : x
  2. Step 2: Convert to fraction form
    7,522.66/11,267.34 = 5,145.09/x
  3. Step 3: Cross multiply
    7,522.66x = 11,267.34 × 5,145.09
  4. Step 4: Simplify right side
    7,522.66x = 57,971,519.70
  5. Step 5: Solve for x
    x = 57,971,519.70/7,522.66
  6. Step 6: Final answer
    x = 7,706.25

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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.