Home / 11,351.52-17,027.76-5,110.32

Finding the Fourth Proportional to 11,351.52, 17,027.76 and 5,110.32

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Solution

The fourth proportional to 11,351.52, 17,027.76 and 5,110.32 is: 7,665.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,351.52 : 17,027.76 = 5,110.32 : x
  2. Step 2: Convert to fraction form
    11,351.52/17,027.76 = 5,110.32/x
  3. Step 3: Cross multiply
    11,351.52x = 17,027.76 × 5,110.32
  4. Step 4: Simplify right side
    11,351.52x = 87,017,302.48
  5. Step 5: Solve for x
    x = 87,017,302.48/11,351.52
  6. Step 6: Final answer
    x = 7,665.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.