Home / 7,393.14-10,199.31-4,872.02

Finding the Fourth Proportional to 7,393.14, 10,199.31 and 4,872.02

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Solution

The fourth proportional to 7,393.14, 10,199.31 and 4,872.02 is: 6,721.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,393.14 : 10,199.31 = 4,872.02 : x
  2. Step 2: Convert to fraction form
    7,393.14/10,199.31 = 4,872.02/x
  3. Step 3: Cross multiply
    7,393.14x = 10,199.31 × 4,872.02
  4. Step 4: Simplify right side
    7,393.14x = 49,691,242.31
  5. Step 5: Solve for x
    x = 49,691,242.31/7,393.14
  6. Step 6: Final answer
    x = 6,721.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.