Home / 3,502.09-4,832.90-1,930.29

Finding the Fourth Proportional to 3,502.09, 4,832.90 and 1,930.29

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Solution

The fourth proportional to 3,502.09, 4,832.90 and 1,930.29 is: 2,663.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,502.09 : 4,832.90 = 1,930.29 : x
  2. Step 2: Convert to fraction form
    3,502.09/4,832.90 = 1,930.29/x
  3. Step 3: Cross multiply
    3,502.09x = 4,832.90 × 1,930.29
  4. Step 4: Simplify right side
    3,502.09x = 9,328,898.54
  5. Step 5: Solve for x
    x = 9,328,898.54/3,502.09
  6. Step 6: Final answer
    x = 2,663.81

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1.5x scale

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.