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Finding the Fourth Proportional to 8,360.64, 12,540.96 and 6,066.72

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Solution

The fourth proportional to 8,360.64, 12,540.96 and 6,066.72 is: 9,100.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.64 : 12,540.96 = 6,066.72 : x
  2. Step 2: Convert to fraction form
    8,360.64/12,540.96 = 6,066.72/x
  3. Step 3: Cross multiply
    8,360.64x = 12,540.96 × 6,066.72
  4. Step 4: Simplify right side
    8,360.64x = 76,082,492.85
  5. Step 5: Solve for x
    x = 76,082,492.85/8,360.64
  6. Step 6: Final answer
    x = 9,100.08

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Similar ratio
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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.