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Finding the Fourth Proportional to 4,631.88, 6,935.22 and 2,435.88

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Solution

The fourth proportional to 4,631.88, 6,935.22 and 2,435.88 is: 3,647.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.88 : 6,935.22 = 2,435.88 : x
  2. Step 2: Convert to fraction form
    4,631.88/6,935.22 = 2,435.88/x
  3. Step 3: Cross multiply
    4,631.88x = 6,935.22 × 2,435.88
  4. Step 4: Simplify right side
    4,631.88x = 16,893,363.69
  5. Step 5: Solve for x
    x = 16,893,363.69/4,631.88
  6. Step 6: Final answer
    x = 3,647.19

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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.