Home / 2,813.03-4,214.08-1,353.21

Finding the Fourth Proportional to 2,813.03, 4,214.08 and 1,353.21

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Solution

The fourth proportional to 2,813.03, 4,214.08 and 1,353.21 is: 2,027.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813.03 : 4,214.08 = 1,353.21 : x
  2. Step 2: Convert to fraction form
    2,813.03/4,214.08 = 1,353.21/x
  3. Step 3: Cross multiply
    2,813.03x = 4,214.08 × 1,353.21
  4. Step 4: Simplify right side
    2,813.03x = 5,702,513.47
  5. Step 5: Solve for x
    x = 5,702,513.47/2,813.03
  6. Step 6: Final answer
    x = 2,027.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.