Home / 8,577.60-12,866.50-3,027.05

Finding the Fourth Proportional to 8,577.60, 12,866.50 and 3,027.05

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Solution

The fourth proportional to 8,577.60, 12,866.50 and 3,027.05 is: 4,540.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577.60 : 12,866.50 = 3,027.05 : x
  2. Step 2: Convert to fraction form
    8,577.60/12,866.50 = 3,027.05/x
  3. Step 3: Cross multiply
    8,577.60x = 12,866.50 × 3,027.05
  4. Step 4: Simplify right side
    8,577.60x = 38,947,538.83
  5. Step 5: Solve for x
    x = 38,947,538.83/8,577.60
  6. Step 6: Final answer
    x = 4,540.61

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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.