Home / 3,812.52-5,260.64-2,240.91

Finding the Fourth Proportional to 3,812.52, 5,260.64 and 2,240.91

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Solution

The fourth proportional to 3,812.52, 5,260.64 and 2,240.91 is: 3,092.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,812.52 : 5,260.64 = 2,240.91 : x
  2. Step 2: Convert to fraction form
    3,812.52/5,260.64 = 2,240.91/x
  3. Step 3: Cross multiply
    3,812.52x = 5,260.64 × 2,240.91
  4. Step 4: Simplify right side
    3,812.52x = 11,788,609.58
  5. Step 5: Solve for x
    x = 11,788,609.58/3,812.52
  6. Step 6: Final answer
    x = 3,092.08

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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.