Home / 6,346.20-9,505.38-4,117.20

Finding the Fourth Proportional to 6,346.20, 9,505.38 and 4,117.20

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Solution

The fourth proportional to 6,346.20, 9,505.38 and 4,117.20 is: 6,166.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,346.20 : 9,505.38 = 4,117.20 : x
  2. Step 2: Convert to fraction form
    6,346.20/9,505.38 = 4,117.20/x
  3. Step 3: Cross multiply
    6,346.20x = 9,505.38 × 4,117.20
  4. Step 4: Simplify right side
    6,346.20x = 39,135,550.54
  5. Step 5: Solve for x
    x = 39,135,550.54/6,346.20
  6. Step 6: Final answer
    x = 6,166.77

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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.