Home / 5,401.51-8,107.29-2,770.90

Finding the Fourth Proportional to 5,401.51, 8,107.29 and 2,770.90

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Solution

The fourth proportional to 5,401.51, 8,107.29 and 2,770.90 is: 4,158.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401.51 : 8,107.29 = 2,770.90 : x
  2. Step 2: Convert to fraction form
    5,401.51/8,107.29 = 2,770.90/x
  3. Step 3: Cross multiply
    5,401.51x = 8,107.29 × 2,770.90
  4. Step 4: Simplify right side
    5,401.51x = 22,464,469.59
  5. Step 5: Solve for x
    x = 22,464,469.59/5,401.51
  6. Step 6: Final answer
    x = 4,158.93

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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.