Home / 8,922.82-13,374.57-5,805.06

Finding the Fourth Proportional to 8,922.82, 13,374.57 and 5,805.06

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Solution

The fourth proportional to 8,922.82, 13,374.57 and 5,805.06 is: 8,701.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,922.82 : 13,374.57 = 5,805.06 : x
  2. Step 2: Convert to fraction form
    8,922.82/13,374.57 = 5,805.06/x
  3. Step 3: Cross multiply
    8,922.82x = 13,374.57 × 5,805.06
  4. Step 4: Simplify right side
    8,922.82x = 77,640,181.32
  5. Step 5: Solve for x
    x = 77,640,181.32/8,922.82
  6. Step 6: Final answer
    x = 8,701.31

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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.