Home / 6,805.20-9,392.64-4,152.04

Finding the Fourth Proportional to 6,805.20, 9,392.64 and 4,152.04

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Solution

The fourth proportional to 6,805.20, 9,392.64 and 4,152.04 is: 5,730.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805.20 : 9,392.64 = 4,152.04 : x
  2. Step 2: Convert to fraction form
    6,805.20/9,392.64 = 4,152.04/x
  3. Step 3: Cross multiply
    6,805.20x = 9,392.64 × 4,152.04
  4. Step 4: Simplify right side
    6,805.20x = 38,998,616.99
  5. Step 5: Solve for x
    x = 38,998,616.99/6,805.20
  6. Step 6: Final answer
    x = 5,730.71

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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.