Home / 2,260.90-3,388.38-2,203.66

Finding the Fourth Proportional to 2,260.90, 3,388.38 and 2,203.66

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Solution

The fourth proportional to 2,260.90, 3,388.38 and 2,203.66 is: 3,302.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.90 : 3,388.38 = 2,203.66 : x
  2. Step 2: Convert to fraction form
    2,260.90/3,388.38 = 2,203.66/x
  3. Step 3: Cross multiply
    2,260.90x = 3,388.38 × 2,203.66
  4. Step 4: Simplify right side
    2,260.90x = 7,466,837.47
  5. Step 5: Solve for x
    x = 7,466,837.47/2,260.90
  6. Step 6: Final answer
    x = 3,302.60

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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.