Home / 6,770.18-10,155.11-3,069.72

Finding the Fourth Proportional to 6,770.18, 10,155.11 and 3,069.72

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Solution

The fourth proportional to 6,770.18, 10,155.11 and 3,069.72 is: 4,604.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,770.18 : 10,155.11 = 3,069.72 : x
  2. Step 2: Convert to fraction form
    6,770.18/10,155.11 = 3,069.72/x
  3. Step 3: Cross multiply
    6,770.18x = 10,155.11 × 3,069.72
  4. Step 4: Simplify right side
    6,770.18x = 31,173,328.92
  5. Step 5: Solve for x
    x = 31,173,328.92/6,770.18
  6. Step 6: Final answer
    x = 4,604.50

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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.