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Finding the Fourth Proportional to 4,333.40, 6,494.88 and 2,485.88

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Solution

The fourth proportional to 4,333.40, 6,494.88 and 2,485.88 is: 3,725.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333.40 : 6,494.88 = 2,485.88 : x
  2. Step 2: Convert to fraction form
    4,333.40/6,494.88 = 2,485.88/x
  3. Step 3: Cross multiply
    4,333.40x = 6,494.88 × 2,485.88
  4. Step 4: Simplify right side
    4,333.40x = 16,145,492.29
  5. Step 5: Solve for x
    x = 16,145,492.29/4,333.40
  6. Step 6: Final answer
    x = 3,725.83

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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.