Home / 5,468.50-7,546.94-3,111.40

Finding the Fourth Proportional to 5,468.50, 7,546.94 and 3,111.40

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Solution

The fourth proportional to 5,468.50, 7,546.94 and 3,111.40 is: 4,293.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,468.50 : 7,546.94 = 3,111.40 : x
  2. Step 2: Convert to fraction form
    5,468.50/7,546.94 = 3,111.40/x
  3. Step 3: Cross multiply
    5,468.50x = 7,546.94 × 3,111.40
  4. Step 4: Simplify right side
    5,468.50x = 23,481,549.12
  5. Step 5: Solve for x
    x = 23,481,549.12/5,468.50
  6. Step 6: Final answer
    x = 4,293.97

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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.