Home / 8,057.30-11,107.40-5,659.97

Finding the Fourth Proportional to 8,057.30, 11,107.40 and 5,659.97

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Solution

The fourth proportional to 8,057.30, 11,107.40 and 5,659.97 is: 7,802.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.30 : 11,107.40 = 5,659.97 : x
  2. Step 2: Convert to fraction form
    8,057.30/11,107.40 = 5,659.97/x
  3. Step 3: Cross multiply
    8,057.30x = 11,107.40 × 5,659.97
  4. Step 4: Simplify right side
    8,057.30x = 62,867,466.94
  5. Step 5: Solve for x
    x = 62,867,466.94/8,057.30
  6. Step 6: Final answer
    x = 7,802.55

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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.