Home / 4,380.72-6,571.16-1,302.72

Finding the Fourth Proportional to 4,380.72, 6,571.16 and 1,302.72

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Solution

The fourth proportional to 4,380.72, 6,571.16 and 1,302.72 is: 1,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.72 : 6,571.16 = 1,302.72 : x
  2. Step 2: Convert to fraction form
    4,380.72/6,571.16 = 1,302.72/x
  3. Step 3: Cross multiply
    4,380.72x = 6,571.16 × 1,302.72
  4. Step 4: Simplify right side
    4,380.72x = 8,560,381.56
  5. Step 5: Solve for x
    x = 8,560,381.56/4,380.72
  6. Step 6: Final answer
    x = 1,954.10

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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.