Home / 3,502.20-4,833.05-1,930.30

Finding the Fourth Proportional to 3,502.20, 4,833.05 and 1,930.30

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Solution

The fourth proportional to 3,502.20, 4,833.05 and 1,930.30 is: 2,663.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,502.20 : 4,833.05 = 1,930.30 : x
  2. Step 2: Convert to fraction form
    3,502.20/4,833.05 = 1,930.30/x
  3. Step 3: Cross multiply
    3,502.20x = 4,833.05 × 1,930.30
  4. Step 4: Simplify right side
    3,502.20x = 9,329,236.42
  5. Step 5: Solve for x
    x = 9,329,236.42/3,502.20
  6. Step 6: Final answer
    x = 2,663.82

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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.