Home / 3,329.64-4,983.93-1,864.35

Finding the Fourth Proportional to 3,329.64, 4,983.93 and 1,864.35

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Solution

The fourth proportional to 3,329.64, 4,983.93 and 1,864.35 is: 2,790.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.64 : 4,983.93 = 1,864.35 : x
  2. Step 2: Convert to fraction form
    3,329.64/4,983.93 = 1,864.35/x
  3. Step 3: Cross multiply
    3,329.64x = 4,983.93 × 1,864.35
  4. Step 4: Simplify right side
    3,329.64x = 9,291,789.90
  5. Step 5: Solve for x
    x = 9,291,789.90/3,329.64
  6. Step 6: Final answer
    x = 2,790.63

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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.