Home / 2,037.32-2,811.49-1,105.82

Finding the Fourth Proportional to 2,037.32, 2,811.49 and 1,105.82

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Solution

The fourth proportional to 2,037.32, 2,811.49 and 1,105.82 is: 1,526.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.32 : 2,811.49 = 1,105.82 : x
  2. Step 2: Convert to fraction form
    2,037.32/2,811.49 = 1,105.82/x
  3. Step 3: Cross multiply
    2,037.32x = 2,811.49 × 1,105.82
  4. Step 4: Simplify right side
    2,037.32x = 3,108,987.81
  5. Step 5: Solve for x
    x = 3,108,987.81/2,037.32
  6. Step 6: Final answer
    x = 1,526.02

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.