Home / 11,023.11-15,211.85-5,987.27

Finding the Fourth Proportional to 11,023.11, 15,211.85 and 5,987.27

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Solution

The fourth proportional to 11,023.11, 15,211.85 and 5,987.27 is: 8,262.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,023.11 : 15,211.85 = 5,987.27 : x
  2. Step 2: Convert to fraction form
    11,023.11/15,211.85 = 5,987.27/x
  3. Step 3: Cross multiply
    11,023.11x = 15,211.85 × 5,987.27
  4. Step 4: Simplify right side
    11,023.11x = 91,077,347.15
  5. Step 5: Solve for x
    x = 91,077,347.15/11,023.11
  6. Step 6: Final answer
    x = 8,262.40

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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.