Home / 2,261.25-3,388.41-1,437

Finding the Fourth Proportional to 2,261.25, 3,388.41 and 1,437

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Solution

The fourth proportional to 2,261.25, 3,388.41 and 1,437 is: 2,153.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261.25 : 3,388.41 = 1,437 : x
  2. Step 2: Convert to fraction form
    2,261.25/3,388.41 = 1,437/x
  3. Step 3: Cross multiply
    2,261.25x = 3,388.41 × 1,437
  4. Step 4: Simplify right side
    2,261.25x = 4,869,145.17
  5. Step 5: Solve for x
    x = 4,869,145.17/2,261.25
  6. Step 6: Final answer
    x = 2,153.30

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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.