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Finding the Fourth Proportional to 2,593.63, 3,888.62 and 1,294.18

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Solution

The fourth proportional to 2,593.63, 3,888.62 and 1,294.18 is: 1,940.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,593.63 : 3,888.62 = 1,294.18 : x
  2. Step 2: Convert to fraction form
    2,593.63/3,888.62 = 1,294.18/x
  3. Step 3: Cross multiply
    2,593.63x = 3,888.62 × 1,294.18
  4. Step 4: Simplify right side
    2,593.63x = 5,032,567.76
  5. Step 5: Solve for x
    x = 5,032,567.76/2,593.63
  6. Step 6: Final answer
    x = 1,940.36

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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.