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Finding the Fourth Proportional to 3,710.98, 5,566.64 and 2,066.28

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Solution

The fourth proportional to 3,710.98, 5,566.64 and 2,066.28 is: 3,099.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710.98 : 5,566.64 = 2,066.28 : x
  2. Step 2: Convert to fraction form
    3,710.98/5,566.64 = 2,066.28/x
  3. Step 3: Cross multiply
    3,710.98x = 5,566.64 × 2,066.28
  4. Step 4: Simplify right side
    3,710.98x = 11,502,255.57
  5. Step 5: Solve for x
    x = 11,502,255.57/3,710.98
  6. Step 6: Final answer
    x = 3,099.52

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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.