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Finding the Fourth Proportional to 4,983.22, 6,877.44 and 2,994.79

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Solution

The fourth proportional to 4,983.22, 6,877.44 and 2,994.79 is: 4,133.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.22 : 6,877.44 = 2,994.79 : x
  2. Step 2: Convert to fraction form
    4,983.22/6,877.44 = 2,994.79/x
  3. Step 3: Cross multiply
    4,983.22x = 6,877.44 × 2,994.79
  4. Step 4: Simplify right side
    4,983.22x = 20,596,488.54
  5. Step 5: Solve for x
    x = 20,596,488.54/4,983.22
  6. Step 6: Final answer
    x = 4,133.17

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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.