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Finding the Fourth Proportional to 2,301, 3,175.14 and 1,305.96

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Solution

The fourth proportional to 2,301, 3,175.14 and 1,305.96 is: 1,802.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301 : 3,175.14 = 1,305.96 : x
  2. Step 2: Convert to fraction form
    2,301/3,175.14 = 1,305.96/x
  3. Step 3: Cross multiply
    2,301x = 3,175.14 × 1,305.96
  4. Step 4: Simplify right side
    2,301x = 4,146,605.83
  5. Step 5: Solve for x
    x = 4,146,605.83/2,301
  6. Step 6: Final answer
    x = 1,802.09

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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.