Home / 6,065.50-8,370.78-3,677.11

Finding the Fourth Proportional to 6,065.50, 8,370.78 and 3,677.11

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Solution

The fourth proportional to 6,065.50, 8,370.78 and 3,677.11 is: 5,074.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,065.50 : 8,370.78 = 3,677.11 : x
  2. Step 2: Convert to fraction form
    6,065.50/8,370.78 = 3,677.11/x
  3. Step 3: Cross multiply
    6,065.50x = 8,370.78 × 3,677.11
  4. Step 4: Simplify right side
    6,065.50x = 30,780,278.85
  5. Step 5: Solve for x
    x = 30,780,278.85/6,065.50
  6. Step 6: Final answer
    x = 5,074.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.