Home / 4,665.72-6,438.67-2,569.84

Finding the Fourth Proportional to 4,665.72, 6,438.67 and 2,569.84

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Solution

The fourth proportional to 4,665.72, 6,438.67 and 2,569.84 is: 3,546.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665.72 : 6,438.67 = 2,569.84 : x
  2. Step 2: Convert to fraction form
    4,665.72/6,438.67 = 2,569.84/x
  3. Step 3: Cross multiply
    4,665.72x = 6,438.67 × 2,569.84
  4. Step 4: Simplify right side
    4,665.72x = 16,546,351.71
  5. Step 5: Solve for x
    x = 16,546,351.71/4,665.72
  6. Step 6: Final answer
    x = 3,546.37

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Why These Related Problems?

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