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Finding the Fourth Proportional to 2,435.04, 3,654.06 and 874.94

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Solution

The fourth proportional to 2,435.04, 3,654.06 and 874.94 is: 1,312.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,435.04 : 3,654.06 = 874.94 : x
  2. Step 2: Convert to fraction form
    2,435.04/3,654.06 = 874.94/x
  3. Step 3: Cross multiply
    2,435.04x = 3,654.06 × 874.94
  4. Step 4: Simplify right side
    2,435.04x = 3,197,092.39
  5. Step 5: Solve for x
    x = 3,197,092.39/2,435.04
  6. Step 6: Final answer
    x = 1,312.95

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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.