Home / 2,411.23-3,617.30-1,240.73

Finding the Fourth Proportional to 2,411.23, 3,617.30 and 1,240.73

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Solution

The fourth proportional to 2,411.23, 3,617.30 and 1,240.73 is: 1,861.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,411.23 : 3,617.30 = 1,240.73 : x
  2. Step 2: Convert to fraction form
    2,411.23/3,617.30 = 1,240.73/x
  3. Step 3: Cross multiply
    2,411.23x = 3,617.30 × 1,240.73
  4. Step 4: Simplify right side
    2,411.23x = 4,488,092.63
  5. Step 5: Solve for x
    x = 4,488,092.63/2,411.23
  6. Step 6: Final answer
    x = 1,861.33

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1.5x scale

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.