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Finding the Fourth Proportional to 6,667.09, 10,000.60 and 6,261.10

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Solution

The fourth proportional to 6,667.09, 10,000.60 and 6,261.10 is: 9,391.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,667.09 : 10,000.60 = 6,261.10 : x
  2. Step 2: Convert to fraction form
    6,667.09/10,000.60 = 6,261.10/x
  3. Step 3: Cross multiply
    6,667.09x = 10,000.60 × 6,261.10
  4. Step 4: Simplify right side
    6,667.09x = 62,614,716.01
  5. Step 5: Solve for x
    x = 62,614,716.01/6,667.09
  6. Step 6: Final answer
    x = 9,391.61

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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.