Home / 11,023.70-15,212.26-5,987.81

Finding the Fourth Proportional to 11,023.70, 15,212.26 and 5,987.81

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Solution

The fourth proportional to 11,023.70, 15,212.26 and 5,987.81 is: 8,262.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,023.70 : 15,212.26 = 5,987.81 : x
  2. Step 2: Convert to fraction form
    11,023.70/15,212.26 = 5,987.81/x
  3. Step 3: Cross multiply
    11,023.70x = 15,212.26 × 5,987.81
  4. Step 4: Simplify right side
    11,023.70x = 91,088,168.07
  5. Step 5: Solve for x
    x = 91,088,168.07/11,023.70
  6. Step 6: Final answer
    x = 8,262.94

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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.