Home / 5,377.22-8,065.58-3,199.77

Finding the Fourth Proportional to 5,377.22, 8,065.58 and 3,199.77

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Solution

The fourth proportional to 5,377.22, 8,065.58 and 3,199.77 is: 4,799.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.22 : 8,065.58 = 3,199.77 : x
  2. Step 2: Convert to fraction form
    5,377.22/8,065.58 = 3,199.77/x
  3. Step 3: Cross multiply
    5,377.22x = 8,065.58 × 3,199.77
  4. Step 4: Simplify right side
    5,377.22x = 25,807,984.92
  5. Step 5: Solve for x
    x = 25,807,984.92/5,377.22
  6. Step 6: Final answer
    x = 4,799.50

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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.