Home / 5,591.21-8,383.14-3,126.29

Finding the Fourth Proportional to 5,591.21, 8,383.14 and 3,126.29

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Solution

The fourth proportional to 5,591.21, 8,383.14 and 3,126.29 is: 4,687.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,591.21 : 8,383.14 = 3,126.29 : x
  2. Step 2: Convert to fraction form
    5,591.21/8,383.14 = 3,126.29/x
  3. Step 3: Cross multiply
    5,591.21x = 8,383.14 × 3,126.29
  4. Step 4: Simplify right side
    5,591.21x = 26,208,084.83
  5. Step 5: Solve for x
    x = 26,208,084.83/5,591.21
  6. Step 6: Final answer
    x = 4,687.38

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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.