Home / 10,865.83-16,292.02-4,622.25

Finding the Fourth Proportional to 10,865.83, 16,292.02 and 4,622.25

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Solution

The fourth proportional to 10,865.83, 16,292.02 and 4,622.25 is: 6,930.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865.83 : 16,292.02 = 4,622.25 : x
  2. Step 2: Convert to fraction form
    10,865.83/16,292.02 = 4,622.25/x
  3. Step 3: Cross multiply
    10,865.83x = 16,292.02 × 4,622.25
  4. Step 4: Simplify right side
    10,865.83x = 75,305,789.45
  5. Step 5: Solve for x
    x = 75,305,789.45/10,865.83
  6. Step 6: Final answer
    x = 6,930.51

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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.