Home / 5,591.40-7,717.16-3,352.80

Finding the Fourth Proportional to 5,591.40, 7,717.16 and 3,352.80

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Solution

The fourth proportional to 5,591.40, 7,717.16 and 3,352.80 is: 4,627.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,591.40 : 7,717.16 = 3,352.80 : x
  2. Step 2: Convert to fraction form
    5,591.40/7,717.16 = 3,352.80/x
  3. Step 3: Cross multiply
    5,591.40x = 7,717.16 × 3,352.80
  4. Step 4: Simplify right side
    5,591.40x = 25,874,094.05
  5. Step 5: Solve for x
    x = 25,874,094.05/5,591.40
  6. Step 6: Final answer
    x = 4,627.48

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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.