Home / 1,813.46-2,502.24-1,105.14

Finding the Fourth Proportional to 1,813.46, 2,502.24 and 1,105.14

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Solution

The fourth proportional to 1,813.46, 2,502.24 and 1,105.14 is: 1,524.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813.46 : 2,502.24 = 1,105.14 : x
  2. Step 2: Convert to fraction form
    1,813.46/2,502.24 = 1,105.14/x
  3. Step 3: Cross multiply
    1,813.46x = 2,502.24 × 1,105.14
  4. Step 4: Simplify right side
    1,813.46x = 2,765,325.51
  5. Step 5: Solve for x
    x = 2,765,325.51/1,813.46
  6. Step 6: Final answer
    x = 1,524.89

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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.