Home / 5,068.15-6,994.28-2,799.81

Finding the Fourth Proportional to 5,068.15, 6,994.28 and 2,799.81

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Solution

The fourth proportional to 5,068.15, 6,994.28 and 2,799.81 is: 3,863.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,068.15 : 6,994.28 = 2,799.81 : x
  2. Step 2: Convert to fraction form
    5,068.15/6,994.28 = 2,799.81/x
  3. Step 3: Cross multiply
    5,068.15x = 6,994.28 × 2,799.81
  4. Step 4: Simplify right side
    5,068.15x = 19,582,620.12
  5. Step 5: Solve for x
    x = 19,582,620.12/5,068.15
  6. Step 6: Final answer
    x = 3,863.86

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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.