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Finding the Fourth Proportional to 6,609.04, 9,894.13 and 4,262.12

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Solution

The fourth proportional to 6,609.04, 9,894.13 and 4,262.12 is: 6,380.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,609.04 : 9,894.13 = 4,262.12 : x
  2. Step 2: Convert to fraction form
    6,609.04/9,894.13 = 4,262.12/x
  3. Step 3: Cross multiply
    6,609.04x = 9,894.13 × 4,262.12
  4. Step 4: Simplify right side
    6,609.04x = 42,169,909.23
  5. Step 5: Solve for x
    x = 42,169,909.23/6,609.04
  6. Step 6: Final answer
    x = 6,380.64

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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.