Home / 1,813.40-2,502.32-1,016.67

Finding the Fourth Proportional to 1,813.40, 2,502.32 and 1,016.67

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Solution

The fourth proportional to 1,813.40, 2,502.32 and 1,016.67 is: 1,402.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813.40 : 2,502.32 = 1,016.67 : x
  2. Step 2: Convert to fraction form
    1,813.40/2,502.32 = 1,016.67/x
  3. Step 3: Cross multiply
    1,813.40x = 2,502.32 × 1,016.67
  4. Step 4: Simplify right side
    1,813.40x = 2,544,028.59
  5. Step 5: Solve for x
    x = 2,544,028.59/1,813.40
  6. Step 6: Final answer
    x = 1,402.91

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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.