Home / 7,327.22-10,115.87-4,813.70

Finding the Fourth Proportional to 7,327.22, 10,115.87 and 4,813.70

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Solution

The fourth proportional to 7,327.22, 10,115.87 and 4,813.70 is: 6,645.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327.22 : 10,115.87 = 4,813.70 : x
  2. Step 2: Convert to fraction form
    7,327.22/10,115.87 = 4,813.70/x
  3. Step 3: Cross multiply
    7,327.22x = 10,115.87 × 4,813.70
  4. Step 4: Simplify right side
    7,327.22x = 48,694,688.77
  5. Step 5: Solve for x
    x = 48,694,688.77/7,327.22
  6. Step 6: Final answer
    x = 6,645.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.