Home / 8,066.25-11,131.74-5,519.35

Finding the Fourth Proportional to 8,066.25, 11,131.74 and 5,519.35

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Solution

The fourth proportional to 8,066.25, 11,131.74 and 5,519.35 is: 7,616.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,066.25 : 11,131.74 = 5,519.35 : x
  2. Step 2: Convert to fraction form
    8,066.25/11,131.74 = 5,519.35/x
  3. Step 3: Cross multiply
    8,066.25x = 11,131.74 × 5,519.35
  4. Step 4: Simplify right side
    8,066.25x = 61,439,913.74
  5. Step 5: Solve for x
    x = 61,439,913.74/8,066.25
  6. Step 6: Final answer
    x = 7,616.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.