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Finding the Fourth Proportional to 8,009.64, 12,001.77 and 5,808.06

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Solution

The fourth proportional to 8,009.64, 12,001.77 and 5,808.06 is: 8,702.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,009.64 : 12,001.77 = 5,808.06 : x
  2. Step 2: Convert to fraction form
    8,009.64/12,001.77 = 5,808.06/x
  3. Step 3: Cross multiply
    8,009.64x = 12,001.77 × 5,808.06
  4. Step 4: Simplify right side
    8,009.64x = 69,707,000.27
  5. Step 5: Solve for x
    x = 69,707,000.27/8,009.64
  6. Step 6: Final answer
    x = 8,702.89

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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.