Home / 8,110.80-12,166.24-4,645.62

Finding the Fourth Proportional to 8,110.80, 12,166.24 and 4,645.62

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Solution

The fourth proportional to 8,110.80, 12,166.24 and 4,645.62 is: 6,968.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.80 : 12,166.24 = 4,645.62 : x
  2. Step 2: Convert to fraction form
    8,110.80/12,166.24 = 4,645.62/x
  3. Step 3: Cross multiply
    8,110.80x = 12,166.24 × 4,645.62
  4. Step 4: Simplify right side
    8,110.80x = 56,519,727.87
  5. Step 5: Solve for x
    x = 56,519,727.87/8,110.80
  6. Step 6: Final answer
    x = 6,968.45

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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.