Home / 2,974.66-4,462.38-1,392.28

Finding the Fourth Proportional to 2,974.66, 4,462.38 and 1,392.28

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Solution

The fourth proportional to 2,974.66, 4,462.38 and 1,392.28 is: 2,088.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.66 : 4,462.38 = 1,392.28 : x
  2. Step 2: Convert to fraction form
    2,974.66/4,462.38 = 1,392.28/x
  3. Step 3: Cross multiply
    2,974.66x = 4,462.38 × 1,392.28
  4. Step 4: Simplify right side
    2,974.66x = 6,212,882.43
  5. Step 5: Solve for x
    x = 6,212,882.43/2,974.66
  6. Step 6: Final answer
    x = 2,088.60

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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.