Home / 3,365.29-5,050.05-1,285.51

Finding the Fourth Proportional to 3,365.29, 5,050.05 and 1,285.51

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Solution

The fourth proportional to 3,365.29, 5,050.05 and 1,285.51 is: 1,929.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.29 : 5,050.05 = 1,285.51 : x
  2. Step 2: Convert to fraction form
    3,365.29/5,050.05 = 1,285.51/x
  3. Step 3: Cross multiply
    3,365.29x = 5,050.05 × 1,285.51
  4. Step 4: Simplify right side
    3,365.29x = 6,491,889.78
  5. Step 5: Solve for x
    x = 6,491,889.78/3,365.29
  6. Step 6: Final answer
    x = 1,929.07

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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.