Home / 8,098.79-11,181.44-5,580.09

Finding the Fourth Proportional to 8,098.79, 11,181.44 and 5,580.09

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Solution

The fourth proportional to 8,098.79, 11,181.44 and 5,580.09 is: 7,704.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,098.79 : 11,181.44 = 5,580.09 : x
  2. Step 2: Convert to fraction form
    8,098.79/11,181.44 = 5,580.09/x
  3. Step 3: Cross multiply
    8,098.79x = 11,181.44 × 5,580.09
  4. Step 4: Simplify right side
    8,098.79x = 62,393,455.48
  5. Step 5: Solve for x
    x = 62,393,455.48/8,098.79
  6. Step 6: Final answer
    x = 7,704.05

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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.