Home / 6,772.12-9,346.01-3,788.91

Finding the Fourth Proportional to 6,772.12, 9,346.01 and 3,788.91

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Solution

The fourth proportional to 6,772.12, 9,346.01 and 3,788.91 is: 5,228.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,772.12 : 9,346.01 = 3,788.91 : x
  2. Step 2: Convert to fraction form
    6,772.12/9,346.01 = 3,788.91/x
  3. Step 3: Cross multiply
    6,772.12x = 9,346.01 × 3,788.91
  4. Step 4: Simplify right side
    6,772.12x = 35,411,171.80
  5. Step 5: Solve for x
    x = 35,411,171.80/6,772.12
  6. Step 6: Final answer
    x = 5,228.97

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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.