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Finding the Fourth Proportional to 1,801.62, 2,484.81 and 1,335.06

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Solution

The fourth proportional to 1,801.62, 2,484.81 and 1,335.06 is: 1,841.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801.62 : 2,484.81 = 1,335.06 : x
  2. Step 2: Convert to fraction form
    1,801.62/2,484.81 = 1,335.06/x
  3. Step 3: Cross multiply
    1,801.62x = 2,484.81 × 1,335.06
  4. Step 4: Simplify right side
    1,801.62x = 3,317,370.44
  5. Step 5: Solve for x
    x = 3,317,370.44/1,801.62
  6. Step 6: Final answer
    x = 1,841.33

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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.