Home / 11,023.88-15,212.54-5,987.99

Finding the Fourth Proportional to 11,023.88, 15,212.54 and 5,987.99

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Solution

The fourth proportional to 11,023.88, 15,212.54 and 5,987.99 is: 8,263.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,023.88 : 15,212.54 = 5,987.99 : x
  2. Step 2: Convert to fraction form
    11,023.88/15,212.54 = 5,987.99/x
  3. Step 3: Cross multiply
    11,023.88x = 15,212.54 × 5,987.99
  4. Step 4: Simplify right side
    11,023.88x = 91,092,431.39
  5. Step 5: Solve for x
    x = 91,092,431.39/11,023.88
  6. Step 6: Final answer
    x = 8,263.20

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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.