Home / 6,670.92-9,205.32-3,838.14

Finding the Fourth Proportional to 6,670.92, 9,205.32 and 3,838.14

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Solution

The fourth proportional to 6,670.92, 9,205.32 and 3,838.14 is: 5,296.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670.92 : 9,205.32 = 3,838.14 : x
  2. Step 2: Convert to fraction form
    6,670.92/9,205.32 = 3,838.14/x
  3. Step 3: Cross multiply
    6,670.92x = 9,205.32 × 3,838.14
  4. Step 4: Simplify right side
    6,670.92x = 35,331,306.90
  5. Step 5: Solve for x
    x = 35,331,306.90/6,670.92
  6. Step 6: Final answer
    x = 5,296.32

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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.