Home / 11,525.05-17,287.06-3,091.55

Finding the Fourth Proportional to 11,525.05, 17,287.06 and 3,091.55

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Solution

The fourth proportional to 11,525.05, 17,287.06 and 3,091.55 is: 4,637.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,525.05 : 17,287.06 = 3,091.55 : x
  2. Step 2: Convert to fraction form
    11,525.05/17,287.06 = 3,091.55/x
  3. Step 3: Cross multiply
    11,525.05x = 17,287.06 × 3,091.55
  4. Step 4: Simplify right side
    11,525.05x = 53,443,887.80
  5. Step 5: Solve for x
    x = 53,443,887.80/11,525.05
  6. Step 6: Final answer
    x = 4,637.19

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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.