Home / 2,037.30-2,811.23-1,141.09

Finding the Fourth Proportional to 2,037.30, 2,811.23 and 1,141.09

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Solution

The fourth proportional to 2,037.30, 2,811.23 and 1,141.09 is: 1,574.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.30 : 2,811.23 = 1,141.09 : x
  2. Step 2: Convert to fraction form
    2,037.30/2,811.23 = 1,141.09/x
  3. Step 3: Cross multiply
    2,037.30x = 2,811.23 × 1,141.09
  4. Step 4: Simplify right side
    2,037.30x = 3,207,861.20
  5. Step 5: Solve for x
    x = 3,207,861.20/2,037.30
  6. Step 6: Final answer
    x = 1,574.56

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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.