Home / 3,558.02-5,331.49-2,256.75

Finding the Fourth Proportional to 3,558.02, 5,331.49 and 2,256.75

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Solution

The fourth proportional to 3,558.02, 5,331.49 and 2,256.75 is: 3,381.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.02 : 5,331.49 = 2,256.75 : x
  2. Step 2: Convert to fraction form
    3,558.02/5,331.49 = 2,256.75/x
  3. Step 3: Cross multiply
    3,558.02x = 5,331.49 × 2,256.75
  4. Step 4: Simplify right side
    3,558.02x = 12,031,840.06
  5. Step 5: Solve for x
    x = 12,031,840.06/3,558.02
  6. Step 6: Final answer
    x = 3,381.61

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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.