Home / 4,372.75-6,554.35-2,153.11

Finding the Fourth Proportional to 4,372.75, 6,554.35 and 2,153.11

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Solution

The fourth proportional to 4,372.75, 6,554.35 and 2,153.11 is: 3,227.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,372.75 : 6,554.35 = 2,153.11 : x
  2. Step 2: Convert to fraction form
    4,372.75/6,554.35 = 2,153.11/x
  3. Step 3: Cross multiply
    4,372.75x = 6,554.35 × 2,153.11
  4. Step 4: Simplify right side
    4,372.75x = 14,112,236.53
  5. Step 5: Solve for x
    x = 14,112,236.53/4,372.75
  6. Step 6: Final answer
    x = 3,227.31

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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.