Home / 8,169.48-11,260.78-5,512.27

Finding the Fourth Proportional to 8,169.48, 11,260.78 and 5,512.27

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Solution

The fourth proportional to 8,169.48, 11,260.78 and 5,512.27 is: 7,598.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169.48 : 11,260.78 = 5,512.27 : x
  2. Step 2: Convert to fraction form
    8,169.48/11,260.78 = 5,512.27/x
  3. Step 3: Cross multiply
    8,169.48x = 11,260.78 × 5,512.27
  4. Step 4: Simplify right side
    8,169.48x = 62,072,459.77
  5. Step 5: Solve for x
    x = 62,072,459.77/8,169.48
  6. Step 6: Final answer
    x = 7,598.09

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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.