Home / 9,986.78-14,983.37-4,793.02

Finding the Fourth Proportional to 9,986.78, 14,983.37 and 4,793.02

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Solution

The fourth proportional to 9,986.78, 14,983.37 and 4,793.02 is: 7,191.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,986.78 : 14,983.37 = 4,793.02 : x
  2. Step 2: Convert to fraction form
    9,986.78/14,983.37 = 4,793.02/x
  3. Step 3: Cross multiply
    9,986.78x = 14,983.37 × 4,793.02
  4. Step 4: Simplify right side
    9,986.78x = 71,815,592.08
  5. Step 5: Solve for x
    x = 71,815,592.08/9,986.78
  6. Step 6: Final answer
    x = 7,191.07

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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.