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Finding the Fourth Proportional to 4,625.28, 6,935.04 and 2,159.04

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Solution

The fourth proportional to 4,625.28, 6,935.04 and 2,159.04 is: 3,237.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625.28 : 6,935.04 = 2,159.04 : x
  2. Step 2: Convert to fraction form
    4,625.28/6,935.04 = 2,159.04/x
  3. Step 3: Cross multiply
    4,625.28x = 6,935.04 × 2,159.04
  4. Step 4: Simplify right side
    4,625.28x = 14,973,028.76
  5. Step 5: Solve for x
    x = 14,973,028.76/4,625.28
  6. Step 6: Final answer
    x = 3,237.22

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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.