Home / 8,600.32-12,897.60-3,052.64

Finding the Fourth Proportional to 8,600.32, 12,897.60 and 3,052.64

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Solution

The fourth proportional to 8,600.32, 12,897.60 and 3,052.64 is: 4,577.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,600.32 : 12,897.60 = 3,052.64 : x
  2. Step 2: Convert to fraction form
    8,600.32/12,897.60 = 3,052.64/x
  3. Step 3: Cross multiply
    8,600.32x = 12,897.60 × 3,052.64
  4. Step 4: Simplify right side
    8,600.32x = 39,371,729.66
  5. Step 5: Solve for x
    x = 39,371,729.66/8,600.32
  6. Step 6: Final answer
    x = 4,577.94

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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.