Home / 4,712.04-7,067.84-1,938.02

Finding the Fourth Proportional to 4,712.04, 7,067.84 and 1,938.02

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Solution

The fourth proportional to 4,712.04, 7,067.84 and 1,938.02 is: 2,906.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.04 : 7,067.84 = 1,938.02 : x
  2. Step 2: Convert to fraction form
    4,712.04/7,067.84 = 1,938.02/x
  3. Step 3: Cross multiply
    4,712.04x = 7,067.84 × 1,938.02
  4. Step 4: Simplify right side
    4,712.04x = 13,697,570.25
  5. Step 5: Solve for x
    x = 13,697,570.25/4,712.04
  6. Step 6: Final answer
    x = 2,906.93

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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.