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Finding the Fourth Proportional to 6,609.54, 9,894.88 and 4,262.62

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Solution

The fourth proportional to 6,609.54, 9,894.88 and 4,262.62 is: 6,381.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,609.54 : 9,894.88 = 4,262.62 : x
  2. Step 2: Convert to fraction form
    6,609.54/9,894.88 = 4,262.62/x
  3. Step 3: Cross multiply
    6,609.54x = 9,894.88 × 4,262.62
  4. Step 4: Simplify right side
    6,609.54x = 42,178,042.60
  5. Step 5: Solve for x
    x = 42,178,042.60/6,609.54
  6. Step 6: Final answer
    x = 6,381.39

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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.