Home / 1,884.40-2,824.94-650.96

Finding the Fourth Proportional to 1,884.40, 2,824.94 and 650.96

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Solution

The fourth proportional to 1,884.40, 2,824.94 and 650.96 is: 975.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884.40 : 2,824.94 = 650.96 : x
  2. Step 2: Convert to fraction form
    1,884.40/2,824.94 = 650.96/x
  3. Step 3: Cross multiply
    1,884.40x = 2,824.94 × 650.96
  4. Step 4: Simplify right side
    1,884.40x = 1,838,922.94
  5. Step 5: Solve for x
    x = 1,838,922.94/1,884.40
  6. Step 6: Final answer
    x = 975.87

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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.