Home / 4,372.35-6,561.26-1,775.28

Finding the Fourth Proportional to 4,372.35, 6,561.26 and 1,775.28

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Solution

The fourth proportional to 4,372.35, 6,561.26 and 1,775.28 is: 2,664.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,372.35 : 6,561.26 = 1,775.28 : x
  2. Step 2: Convert to fraction form
    4,372.35/6,561.26 = 1,775.28/x
  3. Step 3: Cross multiply
    4,372.35x = 6,561.26 × 1,775.28
  4. Step 4: Simplify right side
    4,372.35x = 11,648,096.04
  5. Step 5: Solve for x
    x = 11,648,096.04/4,372.35
  6. Step 6: Final answer
    x = 2,664.04

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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.