Home / 8,777.10-13,166.33-2,933.72

Finding the Fourth Proportional to 8,777.10, 13,166.33 and 2,933.72

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Solution

The fourth proportional to 8,777.10, 13,166.33 and 2,933.72 is: 4,400.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,777.10 : 13,166.33 = 2,933.72 : x
  2. Step 2: Convert to fraction form
    8,777.10/13,166.33 = 2,933.72/x
  3. Step 3: Cross multiply
    8,777.10x = 13,166.33 × 2,933.72
  4. Step 4: Simplify right side
    8,777.10x = 38,626,245.15
  5. Step 5: Solve for x
    x = 38,626,245.15/8,777.10
  6. Step 6: Final answer
    x = 4,400.80

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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.