Home / 11,788.29-17,666.33-6,515.49

Finding the Fourth Proportional to 11,788.29, 17,666.33 and 6,515.49

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Solution

The fourth proportional to 11,788.29, 17,666.33 and 6,515.49 is: 9,764.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,788.29 : 17,666.33 = 6,515.49 : x
  2. Step 2: Convert to fraction form
    11,788.29/17,666.33 = 6,515.49/x
  3. Step 3: Cross multiply
    11,788.29x = 17,666.33 × 6,515.49
  4. Step 4: Simplify right side
    11,788.29x = 115,104,763.87
  5. Step 5: Solve for x
    x = 115,104,763.87/11,788.29
  6. Step 6: Final answer
    x = 9,764.33

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1.5x scale

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.