Home / 8,124.83-12,188.96-2,577.44

Finding the Fourth Proportional to 8,124.83, 12,188.96 and 2,577.44

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Solution

The fourth proportional to 8,124.83, 12,188.96 and 2,577.44 is: 3,866.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,124.83 : 12,188.96 = 2,577.44 : x
  2. Step 2: Convert to fraction form
    8,124.83/12,188.96 = 2,577.44/x
  3. Step 3: Cross multiply
    8,124.83x = 12,188.96 × 2,577.44
  4. Step 4: Simplify right side
    8,124.83x = 31,416,313.06
  5. Step 5: Solve for x
    x = 31,416,313.06/8,124.83
  6. Step 6: Final answer
    x = 3,866.70

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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.