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Finding the Fourth Proportional to 2,163.13, 3,246.13 and 795.13

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Solution

The fourth proportional to 2,163.13, 3,246.13 and 795.13 is: 1,193.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163.13 : 3,246.13 = 795.13 : x
  2. Step 2: Convert to fraction form
    2,163.13/3,246.13 = 795.13/x
  3. Step 3: Cross multiply
    2,163.13x = 3,246.13 × 795.13
  4. Step 4: Simplify right side
    2,163.13x = 2,581,095.35
  5. Step 5: Solve for x
    x = 2,581,095.35/2,163.13
  6. Step 6: Final answer
    x = 1,193.22

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1.5x scale

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.