Home / 11,055.88-15,257.33-6,580.23

Finding the Fourth Proportional to 11,055.88, 15,257.33 and 6,580.23

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Solution

The fourth proportional to 11,055.88, 15,257.33 and 6,580.23 is: 9,080.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,055.88 : 15,257.33 = 6,580.23 : x
  2. Step 2: Convert to fraction form
    11,055.88/15,257.33 = 6,580.23/x
  3. Step 3: Cross multiply
    11,055.88x = 15,257.33 × 6,580.23
  4. Step 4: Simplify right side
    11,055.88x = 100,396,740.59
  5. Step 5: Solve for x
    x = 100,396,740.59/11,055.88
  6. Step 6: Final answer
    x = 9,080.85

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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.