Home / 8,518.60-12,777.94-2,595.56

Finding the Fourth Proportional to 8,518.60, 12,777.94 and 2,595.56

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Solution

The fourth proportional to 8,518.60, 12,777.94 and 2,595.56 is: 3,893.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518.60 : 12,777.94 = 2,595.56 : x
  2. Step 2: Convert to fraction form
    8,518.60/12,777.94 = 2,595.56/x
  3. Step 3: Cross multiply
    8,518.60x = 12,777.94 × 2,595.56
  4. Step 4: Simplify right side
    8,518.60x = 33,165,909.95
  5. Step 5: Solve for x
    x = 33,165,909.95/8,518.60
  6. Step 6: Final answer
    x = 3,893.35

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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.