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Finding the Fourth Proportional to 5,866.88, 8,800.34 and 1,762.88

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Solution

The fourth proportional to 5,866.88, 8,800.34 and 1,762.88 is: 2,644.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,866.88 : 8,800.34 = 1,762.88 : x
  2. Step 2: Convert to fraction form
    5,866.88/8,800.34 = 1,762.88/x
  3. Step 3: Cross multiply
    5,866.88x = 8,800.34 × 1,762.88
  4. Step 4: Simplify right side
    5,866.88x = 15,513,890.56
  5. Step 5: Solve for x
    x = 15,513,890.56/5,866.88
  6. Step 6: Final answer
    x = 2,644.32

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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.