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Finding the Fourth Proportional to 9,008.72, 13,497.58 and 8,095.64

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Solution

The fourth proportional to 9,008.72, 13,497.58 and 8,095.64 is: 12,129.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008.72 : 13,497.58 = 8,095.64 : x
  2. Step 2: Convert to fraction form
    9,008.72/13,497.58 = 8,095.64/x
  3. Step 3: Cross multiply
    9,008.72x = 13,497.58 × 8,095.64
  4. Step 4: Simplify right side
    9,008.72x = 109,271,548.55
  5. Step 5: Solve for x
    x = 109,271,548.55/9,008.72
  6. Step 6: Final answer
    x = 12,129.53

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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.