Home / 5,401.56-8,107.34-2,770.95

Finding the Fourth Proportional to 5,401.56, 8,107.34 and 2,770.95

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Solution

The fourth proportional to 5,401.56, 8,107.34 and 2,770.95 is: 4,158.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401.56 : 8,107.34 = 2,770.95 : x
  2. Step 2: Convert to fraction form
    5,401.56/8,107.34 = 2,770.95/x
  3. Step 3: Cross multiply
    5,401.56x = 8,107.34 × 2,770.95
  4. Step 4: Simplify right side
    5,401.56x = 22,465,033.77
  5. Step 5: Solve for x
    x = 22,465,033.77/5,401.56
  6. Step 6: Final answer
    x = 4,158.99

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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.