Home / 9,544.21-13,170.54-5,295.22

Finding the Fourth Proportional to 9,544.21, 13,170.54 and 5,295.22

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Solution

The fourth proportional to 9,544.21, 13,170.54 and 5,295.22 is: 7,307.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,544.21 : 13,170.54 = 5,295.22 : x
  2. Step 2: Convert to fraction form
    9,544.21/13,170.54 = 5,295.22/x
  3. Step 3: Cross multiply
    9,544.21x = 13,170.54 × 5,295.22
  4. Step 4: Simplify right side
    9,544.21x = 69,740,906.82
  5. Step 5: Solve for x
    x = 69,740,906.82/9,544.21
  6. Step 6: Final answer
    x = 7,307.14

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Double scale
Find fourth proportional to 9,545.21, 13,171.92 and 5,296.22
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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.