Home / 9,854.82-13,610.97-7,177.97

Finding the Fourth Proportional to 9,854.82, 13,610.97 and 7,177.97

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Solution

The fourth proportional to 9,854.82, 13,610.97 and 7,177.97 is: 9,913.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,854.82 : 13,610.97 = 7,177.97 : x
  2. Step 2: Convert to fraction form
    9,854.82/13,610.97 = 7,177.97/x
  3. Step 3: Cross multiply
    9,854.82x = 13,610.97 × 7,177.97
  4. Step 4: Simplify right side
    9,854.82x = 97,699,078.34
  5. Step 5: Solve for x
    x = 97,699,078.34/9,854.82
  6. Step 6: Final answer
    x = 9,913.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.