Home / 11,615.33-16,028.96-6,310.17

Finding the Fourth Proportional to 11,615.33, 16,028.96 and 6,310.17

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Solution

The fourth proportional to 11,615.33, 16,028.96 and 6,310.17 is: 8,707.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,615.33 : 16,028.96 = 6,310.17 : x
  2. Step 2: Convert to fraction form
    11,615.33/16,028.96 = 6,310.17/x
  3. Step 3: Cross multiply
    11,615.33x = 16,028.96 × 6,310.17
  4. Step 4: Simplify right side
    11,615.33x = 101,145,430.97
  5. Step 5: Solve for x
    x = 101,145,430.97/11,615.33
  6. Step 6: Final answer
    x = 8,707.92

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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.