Home / 2,037.25-2,812.44-1,330.12

Finding the Fourth Proportional to 2,037.25, 2,812.44 and 1,330.12

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Solution

The fourth proportional to 2,037.25, 2,812.44 and 1,330.12 is: 1,836.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.25 : 2,812.44 = 1,330.12 : x
  2. Step 2: Convert to fraction form
    2,037.25/2,812.44 = 1,330.12/x
  3. Step 3: Cross multiply
    2,037.25x = 2,812.44 × 1,330.12
  4. Step 4: Simplify right side
    2,037.25x = 3,740,882.69
  5. Step 5: Solve for x
    x = 3,740,882.69/2,037.25
  6. Step 6: Final answer
    x = 1,836.24

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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.