Home / 5,034.95-6,949.23-3,216.81

Finding the Fourth Proportional to 5,034.95, 6,949.23 and 3,216.81

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Solution

The fourth proportional to 5,034.95, 6,949.23 and 3,216.81 is: 4,439.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,034.95 : 6,949.23 = 3,216.81 : x
  2. Step 2: Convert to fraction form
    5,034.95/6,949.23 = 3,216.81/x
  3. Step 3: Cross multiply
    5,034.95x = 6,949.23 × 3,216.81
  4. Step 4: Simplify right side
    5,034.95x = 22,354,336.47
  5. Step 5: Solve for x
    x = 22,354,336.47/5,034.95
  6. Step 6: Final answer
    x = 4,439.83

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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.