Home / 2,533.28-3,798.09-1,438.41

Finding the Fourth Proportional to 2,533.28, 3,798.09 and 1,438.41

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Solution

The fourth proportional to 2,533.28, 3,798.09 and 1,438.41 is: 2,156.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,533.28 : 3,798.09 = 1,438.41 : x
  2. Step 2: Convert to fraction form
    2,533.28/3,798.09 = 1,438.41/x
  3. Step 3: Cross multiply
    2,533.28x = 3,798.09 × 1,438.41
  4. Step 4: Simplify right side
    2,533.28x = 5,463,203.52
  5. Step 5: Solve for x
    x = 5,463,203.52/2,533.28
  6. Step 6: Final answer
    x = 2,156.58

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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.