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Finding the Fourth Proportional to 4,362.71, 6,544.04 and 1,765.61

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Solution

The fourth proportional to 4,362.71, 6,544.04 and 1,765.61 is: 2,648.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,362.71 : 6,544.04 = 1,765.61 : x
  2. Step 2: Convert to fraction form
    4,362.71/6,544.04 = 1,765.61/x
  3. Step 3: Cross multiply
    4,362.71x = 6,544.04 × 1,765.61
  4. Step 4: Simplify right side
    4,362.71x = 11,554,213.64
  5. Step 5: Solve for x
    x = 11,554,213.64/4,362.71
  6. Step 6: Final answer
    x = 2,648.40

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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.