Home / 6,776.28-10,161.32-4,400.55

Finding the Fourth Proportional to 6,776.28, 10,161.32 and 4,400.55

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Solution

The fourth proportional to 6,776.28, 10,161.32 and 4,400.55 is: 6,598.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,776.28 : 10,161.32 = 4,400.55 : x
  2. Step 2: Convert to fraction form
    6,776.28/10,161.32 = 4,400.55/x
  3. Step 3: Cross multiply
    6,776.28x = 10,161.32 × 4,400.55
  4. Step 4: Simplify right side
    6,776.28x = 44,715,374.72
  5. Step 5: Solve for x
    x = 44,715,374.72/6,776.28
  6. Step 6: Final answer
    x = 6,598.81

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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.