Home / 8,777.21-13,166.18-2,933.87

Finding the Fourth Proportional to 8,777.21, 13,166.18 and 2,933.87

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Solution

The fourth proportional to 8,777.21, 13,166.18 and 2,933.87 is: 4,400.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,777.21 : 13,166.18 = 2,933.87 : x
  2. Step 2: Convert to fraction form
    8,777.21/13,166.18 = 2,933.87/x
  3. Step 3: Cross multiply
    8,777.21x = 13,166.18 × 2,933.87
  4. Step 4: Simplify right side
    8,777.21x = 38,627,845.85
  5. Step 5: Solve for x
    x = 38,627,845.85/8,777.21
  6. Step 6: Final answer
    x = 4,400.93

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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.