Home / 6,173.18-8,518.95-3,340.56

Finding the Fourth Proportional to 6,173.18, 8,518.95 and 3,340.56

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Solution

The fourth proportional to 6,173.18, 8,518.95 and 3,340.56 is: 4,609.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,173.18 : 8,518.95 = 3,340.56 : x
  2. Step 2: Convert to fraction form
    6,173.18/8,518.95 = 3,340.56/x
  3. Step 3: Cross multiply
    6,173.18x = 8,518.95 × 3,340.56
  4. Step 4: Simplify right side
    6,173.18x = 28,458,063.61
  5. Step 5: Solve for x
    x = 28,458,063.61/6,173.18
  6. Step 6: Final answer
    x = 4,609.96

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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.