Home / 11,023.88-15,213.14-5,988.11

Finding the Fourth Proportional to 11,023.88, 15,213.14 and 5,988.11

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Solution

The fourth proportional to 11,023.88, 15,213.14 and 5,988.11 is: 8,263.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,023.88 : 15,213.14 = 5,988.11 : x
  2. Step 2: Convert to fraction form
    11,023.88/15,213.14 = 5,988.11/x
  3. Step 3: Cross multiply
    11,023.88x = 15,213.14 × 5,988.11
  4. Step 4: Simplify right side
    11,023.88x = 91,097,955.77
  5. Step 5: Solve for x
    x = 91,097,955.77/11,023.88
  6. Step 6: Final answer
    x = 8,263.69

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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.