Home / 4,950.78-6,833.04-3,272.28

Finding the Fourth Proportional to 4,950.78, 6,833.04 and 3,272.28

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Solution

The fourth proportional to 4,950.78, 6,833.04 and 3,272.28 is: 4,516.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.78 : 6,833.04 = 3,272.28 : x
  2. Step 2: Convert to fraction form
    4,950.78/6,833.04 = 3,272.28/x
  3. Step 3: Cross multiply
    4,950.78x = 6,833.04 × 3,272.28
  4. Step 4: Simplify right side
    4,950.78x = 22,359,620.13
  5. Step 5: Solve for x
    x = 22,359,620.13/4,950.78
  6. Step 6: Final answer
    x = 4,516.38

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Find fourth proportional to 2,475.39, 3,416.52 and 1,636.14
Half scale
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Double scale
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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.