Home / 5,037.39-6,949.61-2,912.53

Finding the Fourth Proportional to 5,037.39, 6,949.61 and 2,912.53

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Solution

The fourth proportional to 5,037.39, 6,949.61 and 2,912.53 is: 4,018.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,037.39 : 6,949.61 = 2,912.53 : x
  2. Step 2: Convert to fraction form
    5,037.39/6,949.61 = 2,912.53/x
  3. Step 3: Cross multiply
    5,037.39x = 6,949.61 × 2,912.53
  4. Step 4: Simplify right side
    5,037.39x = 20,240,933.05
  5. Step 5: Solve for x
    x = 20,240,933.05/5,037.39
  6. Step 6: Final answer
    x = 4,018.14

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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.