Home / 8,487.55-11,702.06-6,067.81

Finding the Fourth Proportional to 8,487.55, 11,702.06 and 6,067.81

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Solution

The fourth proportional to 8,487.55, 11,702.06 and 6,067.81 is: 8,365.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,487.55 : 11,702.06 = 6,067.81 : x
  2. Step 2: Convert to fraction form
    8,487.55/11,702.06 = 6,067.81/x
  3. Step 3: Cross multiply
    8,487.55x = 11,702.06 × 6,067.81
  4. Step 4: Simplify right side
    8,487.55x = 71,005,818.18
  5. Step 5: Solve for x
    x = 71,005,818.18/8,487.55
  6. Step 6: Final answer
    x = 8,365.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.