Home / 11,167.60-15,394.44-6,968.56

Finding the Fourth Proportional to 11,167.60, 15,394.44 and 6,968.56

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Solution

The fourth proportional to 11,167.60, 15,394.44 and 6,968.56 is: 9,606.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,167.60 : 15,394.44 = 6,968.56 : x
  2. Step 2: Convert to fraction form
    11,167.60/15,394.44 = 6,968.56/x
  3. Step 3: Cross multiply
    11,167.60x = 15,394.44 × 6,968.56
  4. Step 4: Simplify right side
    11,167.60x = 107,277,078.81
  5. Step 5: Solve for x
    x = 107,277,078.81/11,167.60
  6. Step 6: Final answer
    x = 9,606.10

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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.