Home / 11,023.31-15,212.27-5,987.62

Finding the Fourth Proportional to 11,023.31, 15,212.27 and 5,987.62

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Solution

The fourth proportional to 11,023.31, 15,212.27 and 5,987.62 is: 8,262.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,023.31 : 15,212.27 = 5,987.62 : x
  2. Step 2: Convert to fraction form
    11,023.31/15,212.27 = 5,987.62/x
  3. Step 3: Cross multiply
    11,023.31x = 15,212.27 × 5,987.62
  4. Step 4: Simplify right side
    11,023.31x = 91,085,330.13
  5. Step 5: Solve for x
    x = 91,085,330.13/11,023.31
  6. Step 6: Final answer
    x = 8,262.98

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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.