Home / 4,872.48-7,322.40-3,343.20

Finding the Fourth Proportional to 4,872.48, 7,322.40 and 3,343.20

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Solution

The fourth proportional to 4,872.48, 7,322.40 and 3,343.20 is: 5,024.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.48 : 7,322.40 = 3,343.20 : x
  2. Step 2: Convert to fraction form
    4,872.48/7,322.40 = 3,343.20/x
  3. Step 3: Cross multiply
    4,872.48x = 7,322.40 × 3,343.20
  4. Step 4: Simplify right side
    4,872.48x = 24,480,247.68
  5. Step 5: Solve for x
    x = 24,480,247.68/4,872.48
  6. Step 6: Final answer
    x = 5,024.19

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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.