Home / 5,785.16-7,983.50-3,267.79

Finding the Fourth Proportional to 5,785.16, 7,983.50 and 3,267.79

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Solution

The fourth proportional to 5,785.16, 7,983.50 and 3,267.79 is: 4,509.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785.16 : 7,983.50 = 3,267.79 : x
  2. Step 2: Convert to fraction form
    5,785.16/7,983.50 = 3,267.79/x
  3. Step 3: Cross multiply
    5,785.16x = 7,983.50 × 3,267.79
  4. Step 4: Simplify right side
    5,785.16x = 26,088,365.17
  5. Step 5: Solve for x
    x = 26,088,365.17/5,785.16
  6. Step 6: Final answer
    x = 4,509.54

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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.