Home / 8,517.99-11,759.07-6,599.51

Finding the Fourth Proportional to 8,517.99, 11,759.07 and 6,599.51

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Solution

The fourth proportional to 8,517.99, 11,759.07 and 6,599.51 is: 9,110.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517.99 : 11,759.07 = 6,599.51 : x
  2. Step 2: Convert to fraction form
    8,517.99/11,759.07 = 6,599.51/x
  3. Step 3: Cross multiply
    8,517.99x = 11,759.07 × 6,599.51
  4. Step 4: Simplify right side
    8,517.99x = 77,604,110.11
  5. Step 5: Solve for x
    x = 77,604,110.11/8,517.99
  6. Step 6: Final answer
    x = 9,110.61

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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.