Home / 2,722.93-4,084.88-943.90

Finding the Fourth Proportional to 2,722.93, 4,084.88 and 943.90

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Solution

The fourth proportional to 2,722.93, 4,084.88 and 943.90 is: 1,416.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722.93 : 4,084.88 = 943.90 : x
  2. Step 2: Convert to fraction form
    2,722.93/4,084.88 = 943.90/x
  3. Step 3: Cross multiply
    2,722.93x = 4,084.88 × 943.90
  4. Step 4: Simplify right side
    2,722.93x = 3,855,718.23
  5. Step 5: Solve for x
    x = 3,855,718.23/2,722.93
  6. Step 6: Final answer
    x = 1,416.02

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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.