Home / 2,094.28-3,140.91-633.55

Finding the Fourth Proportional to 2,094.28, 3,140.91 and 633.55

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Solution

The fourth proportional to 2,094.28, 3,140.91 and 633.55 is: 950.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.28 : 3,140.91 = 633.55 : x
  2. Step 2: Convert to fraction form
    2,094.28/3,140.91 = 633.55/x
  3. Step 3: Cross multiply
    2,094.28x = 3,140.91 × 633.55
  4. Step 4: Simplify right side
    2,094.28x = 1,989,915.68
  5. Step 5: Solve for x
    x = 1,989,915.68/2,094.28
  6. Step 6: Final answer
    x = 950.17

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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.