Home / 5,037.13-6,949.59-2,912.38

Finding the Fourth Proportional to 5,037.13, 6,949.59 and 2,912.38

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Solution

The fourth proportional to 5,037.13, 6,949.59 and 2,912.38 is: 4,018.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,037.13 : 6,949.59 = 2,912.38 : x
  2. Step 2: Convert to fraction form
    5,037.13/6,949.59 = 2,912.38/x
  3. Step 3: Cross multiply
    5,037.13x = 6,949.59 × 2,912.38
  4. Step 4: Simplify right side
    5,037.13x = 20,239,846.92
  5. Step 5: Solve for x
    x = 20,239,846.92/5,037.13
  6. Step 6: Final answer
    x = 4,018.13

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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.