Home / 9,546.75-13,175.10-5,355.27

Finding the Fourth Proportional to 9,546.75, 13,175.10 and 5,355.27

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Solution

The fourth proportional to 9,546.75, 13,175.10 and 5,355.27 is: 7,390.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,546.75 : 13,175.10 = 5,355.27 : x
  2. Step 2: Convert to fraction form
    9,546.75/13,175.10 = 5,355.27/x
  3. Step 3: Cross multiply
    9,546.75x = 13,175.10 × 5,355.27
  4. Step 4: Simplify right side
    9,546.75x = 70,556,217.78
  5. Step 5: Solve for x
    x = 70,556,217.78/9,546.75
  6. Step 6: Final answer
    x = 7,390.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.