Home / 2,037.42-2,811.65-1,105.92

Finding the Fourth Proportional to 2,037.42, 2,811.65 and 1,105.92

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Solution

The fourth proportional to 2,037.42, 2,811.65 and 1,105.92 is: 1,526.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.42 : 2,811.65 = 1,105.92 : x
  2. Step 2: Convert to fraction form
    2,037.42/2,811.65 = 1,105.92/x
  3. Step 3: Cross multiply
    2,037.42x = 2,811.65 × 1,105.92
  4. Step 4: Simplify right side
    2,037.42x = 3,109,459.97
  5. Step 5: Solve for x
    x = 3,109,459.97/2,037.42
  6. Step 6: Final answer
    x = 1,526.18

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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.