Home / 2,260.47-3,388.68-1,436.43

Finding the Fourth Proportional to 2,260.47, 3,388.68 and 1,436.43

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Solution

The fourth proportional to 2,260.47, 3,388.68 and 1,436.43 is: 2,153.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.47 : 3,388.68 = 1,436.43 : x
  2. Step 2: Convert to fraction form
    2,260.47/3,388.68 = 1,436.43/x
  3. Step 3: Cross multiply
    2,260.47x = 3,388.68 × 1,436.43
  4. Step 4: Simplify right side
    2,260.47x = 4,867,601.61
  5. Step 5: Solve for x
    x = 4,867,601.61/2,260.47
  6. Step 6: Final answer
    x = 2,153.36

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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.