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Finding the Fourth Proportional to 4,894.77, 6,754.28 and 2,799.03

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Solution

The fourth proportional to 4,894.77, 6,754.28 and 2,799.03 is: 3,862.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,894.77 : 6,754.28 = 2,799.03 : x
  2. Step 2: Convert to fraction form
    4,894.77/6,754.28 = 2,799.03/x
  3. Step 3: Cross multiply
    4,894.77x = 6,754.28 × 2,799.03
  4. Step 4: Simplify right side
    4,894.77x = 18,905,418.35
  5. Step 5: Solve for x
    x = 18,905,418.35/4,894.77
  6. Step 6: Final answer
    x = 3,862.37

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1.5x scale

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.