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Finding the Fourth Proportional to 8,245.01, 12,369.08 and 2,697.89

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Solution

The fourth proportional to 8,245.01, 12,369.08 and 2,697.89 is: 4,047.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.01 : 12,369.08 = 2,697.89 : x
  2. Step 2: Convert to fraction form
    8,245.01/12,369.08 = 2,697.89/x
  3. Step 3: Cross multiply
    8,245.01x = 12,369.08 × 2,697.89
  4. Step 4: Simplify right side
    8,245.01x = 33,370,403.75
  5. Step 5: Solve for x
    x = 33,370,403.75/8,245.01
  6. Step 6: Final answer
    x = 4,047.35

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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.