Home / 8,185.57-11,297.44-4,829.20

Finding the Fourth Proportional to 8,185.57, 11,297.44 and 4,829.20

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Solution

The fourth proportional to 8,185.57, 11,297.44 and 4,829.20 is: 6,665.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,185.57 : 11,297.44 = 4,829.20 : x
  2. Step 2: Convert to fraction form
    8,185.57/11,297.44 = 4,829.20/x
  3. Step 3: Cross multiply
    8,185.57x = 11,297.44 × 4,829.20
  4. Step 4: Simplify right side
    8,185.57x = 54,557,599.30
  5. Step 5: Solve for x
    x = 54,557,599.30/8,185.57
  6. Step 6: Final answer
    x = 6,665.10

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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.