Home / 8,554.82-11,801.85-5,759.30

Finding the Fourth Proportional to 8,554.82, 11,801.85 and 5,759.30

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Solution

The fourth proportional to 8,554.82, 11,801.85 and 5,759.30 is: 7,945.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,554.82 : 11,801.85 = 5,759.30 : x
  2. Step 2: Convert to fraction form
    8,554.82/11,801.85 = 5,759.30/x
  3. Step 3: Cross multiply
    8,554.82x = 11,801.85 × 5,759.30
  4. Step 4: Simplify right side
    8,554.82x = 67,970,394.71
  5. Step 5: Solve for x
    x = 67,970,394.71/8,554.82
  6. Step 6: Final answer
    x = 7,945.27

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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.