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Finding the Fourth Proportional to 3,710.65, 5,566.62 and 1,519.33

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Solution

The fourth proportional to 3,710.65, 5,566.62 and 1,519.33 is: 2,279.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710.65 : 5,566.62 = 1,519.33 : x
  2. Step 2: Convert to fraction form
    3,710.65/5,566.62 = 1,519.33/x
  3. Step 3: Cross multiply
    3,710.65x = 5,566.62 × 1,519.33
  4. Step 4: Simplify right side
    3,710.65x = 8,457,532.76
  5. Step 5: Solve for x
    x = 8,457,532.76/3,710.65
  6. Step 6: Final answer
    x = 2,279.26

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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.