Home / 2,037.39-2,811.68-1,153.14

Finding the Fourth Proportional to 2,037.39, 2,811.68 and 1,153.14

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Solution

The fourth proportional to 2,037.39, 2,811.68 and 1,153.14 is: 1,591.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.39 : 2,811.68 = 1,153.14 : x
  2. Step 2: Convert to fraction form
    2,037.39/2,811.68 = 1,153.14/x
  3. Step 3: Cross multiply
    2,037.39x = 2,811.68 × 1,153.14
  4. Step 4: Simplify right side
    2,037.39x = 3,242,260.68
  5. Step 5: Solve for x
    x = 3,242,260.68/2,037.39
  6. Step 6: Final answer
    x = 1,591.38

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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.