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Finding the Fourth Proportional to 4,869.63, 7,304.45 and 2,235.39

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Solution

The fourth proportional to 4,869.63, 7,304.45 and 2,235.39 is: 3,353.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.63 : 7,304.45 = 2,235.39 : x
  2. Step 2: Convert to fraction form
    4,869.63/7,304.45 = 2,235.39/x
  3. Step 3: Cross multiply
    4,869.63x = 7,304.45 × 2,235.39
  4. Step 4: Simplify right side
    4,869.63x = 16,328,283.31
  5. Step 5: Solve for x
    x = 16,328,283.31/4,869.63
  6. Step 6: Final answer
    x = 3,353.09

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1.5x scale

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.