Home / 6,812.42-10,200.26-4,728.02

Finding the Fourth Proportional to 6,812.42, 10,200.26 and 4,728.02

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Solution

The fourth proportional to 6,812.42, 10,200.26 and 4,728.02 is: 7,079.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812.42 : 10,200.26 = 4,728.02 : x
  2. Step 2: Convert to fraction form
    6,812.42/10,200.26 = 4,728.02/x
  3. Step 3: Cross multiply
    6,812.42x = 10,200.26 × 4,728.02
  4. Step 4: Simplify right side
    6,812.42x = 48,227,033.29
  5. Step 5: Solve for x
    x = 48,227,033.29/6,812.42
  6. Step 6: Final answer
    x = 7,079.28

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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.