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Finding the Fourth Proportional to 2,603.93, 3,593.51 and 1,425.00

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Solution

The fourth proportional to 2,603.93, 3,593.51 and 1,425.00 is: 1,966.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603.93 : 3,593.51 = 1,425.00 : x
  2. Step 2: Convert to fraction form
    2,603.93/3,593.51 = 1,425.00/x
  3. Step 3: Cross multiply
    2,603.93x = 3,593.51 × 1,425.00
  4. Step 4: Simplify right side
    2,603.93x = 5,120,761.35
  5. Step 5: Solve for x
    x = 5,120,761.35/2,603.93
  6. Step 6: Final answer
    x = 1,966.55

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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.