Home / 5,320.83-7,982.06-1,857.27

Finding the Fourth Proportional to 5,320.83, 7,982.06 and 1,857.27

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Solution

The fourth proportional to 5,320.83, 7,982.06 and 1,857.27 is: 2,786.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320.83 : 7,982.06 = 1,857.27 : x
  2. Step 2: Convert to fraction form
    5,320.83/7,982.06 = 1,857.27/x
  3. Step 3: Cross multiply
    5,320.83x = 7,982.06 × 1,857.27
  4. Step 4: Simplify right side
    5,320.83x = 14,824,840.58
  5. Step 5: Solve for x
    x = 14,824,840.58/5,320.83
  6. Step 6: Final answer
    x = 2,786.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.