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Finding the Fourth Proportional to 2,309.66, 3,465.66 and 1,011.14

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Solution

The fourth proportional to 2,309.66, 3,465.66 and 1,011.14 is: 1,517.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309.66 : 3,465.66 = 1,011.14 : x
  2. Step 2: Convert to fraction form
    2,309.66/3,465.66 = 1,011.14/x
  3. Step 3: Cross multiply
    2,309.66x = 3,465.66 × 1,011.14
  4. Step 4: Simplify right side
    2,309.66x = 3,504,267.45
  5. Step 5: Solve for x
    x = 3,504,267.45/2,309.66
  6. Step 6: Final answer
    x = 1,517.22

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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.