Home / 5,467.47-7,546.07-3,109.15

Finding the Fourth Proportional to 5,467.47, 7,546.07 and 3,109.15

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Solution

The fourth proportional to 5,467.47, 7,546.07 and 3,109.15 is: 4,291.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,467.47 : 7,546.07 = 3,109.15 : x
  2. Step 2: Convert to fraction form
    5,467.47/7,546.07 = 3,109.15/x
  3. Step 3: Cross multiply
    5,467.47x = 7,546.07 × 3,109.15
  4. Step 4: Simplify right side
    5,467.47x = 23,461,863.54
  5. Step 5: Solve for x
    x = 23,461,863.54/5,467.47
  6. Step 6: Final answer
    x = 4,291.17

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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.