Home / 11,267.44-15,550.42-6,551.72

Finding the Fourth Proportional to 11,267.44, 15,550.42 and 6,551.72

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Solution

The fourth proportional to 11,267.44, 15,550.42 and 6,551.72 is: 9,042.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,267.44 : 15,550.42 = 6,551.72 : x
  2. Step 2: Convert to fraction form
    11,267.44/15,550.42 = 6,551.72/x
  3. Step 3: Cross multiply
    11,267.44x = 15,550.42 × 6,551.72
  4. Step 4: Simplify right side
    11,267.44x = 101,881,997.72
  5. Step 5: Solve for x
    x = 101,881,997.72/11,267.44
  6. Step 6: Final answer
    x = 9,042.16

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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.