Home / 11,023.70-15,212.84-5,987.93

Finding the Fourth Proportional to 11,023.70, 15,212.84 and 5,987.93

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Solution

The fourth proportional to 11,023.70, 15,212.84 and 5,987.93 is: 8,263.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,023.70 : 15,212.84 = 5,987.93 : x
  2. Step 2: Convert to fraction form
    11,023.70/15,212.84 = 5,987.93/x
  3. Step 3: Cross multiply
    11,023.70x = 15,212.84 × 5,987.93
  4. Step 4: Simplify right side
    11,023.70x = 91,093,421.02
  5. Step 5: Solve for x
    x = 91,093,421.02/11,023.70
  6. Step 6: Final answer
    x = 8,263.42

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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.