Home / 8,577.18-12,866.40-2,733.75

Finding the Fourth Proportional to 8,577.18, 12,866.40 and 2,733.75

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Solution

The fourth proportional to 8,577.18, 12,866.40 and 2,733.75 is: 4,100.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577.18 : 12,866.40 = 2,733.75 : x
  2. Step 2: Convert to fraction form
    8,577.18/12,866.40 = 2,733.75/x
  3. Step 3: Cross multiply
    8,577.18x = 12,866.40 × 2,733.75
  4. Step 4: Simplify right side
    8,577.18x = 35,173,521
  5. Step 5: Solve for x
    x = 35,173,521/8,577.18
  6. Step 6: Final answer
    x = 4,100.83

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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.