Home / 5,591.88-8,389.26-2,127.24

Finding the Fourth Proportional to 5,591.88, 8,389.26 and 2,127.24

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Solution

The fourth proportional to 5,591.88, 8,389.26 and 2,127.24 is: 3,191.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,591.88 : 8,389.26 = 2,127.24 : x
  2. Step 2: Convert to fraction form
    5,591.88/8,389.26 = 2,127.24/x
  3. Step 3: Cross multiply
    5,591.88x = 8,389.26 × 2,127.24
  4. Step 4: Simplify right side
    5,591.88x = 17,845,969.44
  5. Step 5: Solve for x
    x = 17,845,969.44/5,591.88
  6. Step 6: Final answer
    x = 3,191.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.