Home / 5,723.60-7,896.08-3,455.87

Finding the Fourth Proportional to 5,723.60, 7,896.08 and 3,455.87

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Solution

The fourth proportional to 5,723.60, 7,896.08 and 3,455.87 is: 4,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,723.60 : 7,896.08 = 3,455.87 : x
  2. Step 2: Convert to fraction form
    5,723.60/7,896.08 = 3,455.87/x
  3. Step 3: Cross multiply
    5,723.60x = 7,896.08 × 3,455.87
  4. Step 4: Simplify right side
    5,723.60x = 27,287,795.15
  5. Step 5: Solve for x
    x = 27,287,795.15/5,723.60
  6. Step 6: Final answer
    x = 4,767.60

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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.