Home / 7,626.07-11,422.45-3,170.23

Finding the Fourth Proportional to 7,626.07, 11,422.45 and 3,170.23

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Solution

The fourth proportional to 7,626.07, 11,422.45 and 3,170.23 is: 4,748.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,626.07 : 11,422.45 = 3,170.23 : x
  2. Step 2: Convert to fraction form
    7,626.07/11,422.45 = 3,170.23/x
  3. Step 3: Cross multiply
    7,626.07x = 11,422.45 × 3,170.23
  4. Step 4: Simplify right side
    7,626.07x = 36,211,751.24
  5. Step 5: Solve for x
    x = 36,211,751.24/7,626.07
  6. Step 6: Final answer
    x = 4,748.42

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Double scale
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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.