Home / 6,800.45-9,385.60-3,776.27

Finding the Fourth Proportional to 6,800.45, 9,385.60 and 3,776.27

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Solution

The fourth proportional to 6,800.45, 9,385.60 and 3,776.27 is: 5,211.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,800.45 : 9,385.60 = 3,776.27 : x
  2. Step 2: Convert to fraction form
    6,800.45/9,385.60 = 3,776.27/x
  3. Step 3: Cross multiply
    6,800.45x = 9,385.60 × 3,776.27
  4. Step 4: Simplify right side
    6,800.45x = 35,442,559.71
  5. Step 5: Solve for x
    x = 35,442,559.71/6,800.45
  6. Step 6: Final answer
    x = 5,211.80

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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.