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Finding the Fourth Proportional to 3,995.25, 5,994.32 and 2,897.70

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Solution

The fourth proportional to 3,995.25, 5,994.32 and 2,897.70 is: 4,347.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.25 : 5,994.32 = 2,897.70 : x
  2. Step 2: Convert to fraction form
    3,995.25/5,994.32 = 2,897.70/x
  3. Step 3: Cross multiply
    3,995.25x = 5,994.32 × 2,897.70
  4. Step 4: Simplify right side
    3,995.25x = 17,369,726.58
  5. Step 5: Solve for x
    x = 17,369,726.58/3,995.25
  6. Step 6: Final answer
    x = 4,347.59

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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.