Home / 3,864.24-5,796.68-1,555.76

Finding the Fourth Proportional to 3,864.24, 5,796.68 and 1,555.76

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Solution

The fourth proportional to 3,864.24, 5,796.68 and 1,555.76 is: 2,333.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.24 : 5,796.68 = 1,555.76 : x
  2. Step 2: Convert to fraction form
    3,864.24/5,796.68 = 1,555.76/x
  3. Step 3: Cross multiply
    3,864.24x = 5,796.68 × 1,555.76
  4. Step 4: Simplify right side
    3,864.24x = 9,018,242.88
  5. Step 5: Solve for x
    x = 9,018,242.88/3,864.24
  6. Step 6: Final answer
    x = 2,333.77

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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.