Home / 6,937.72-10,406.60-2,553.28

Finding the Fourth Proportional to 6,937.72, 10,406.60 and 2,553.28

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Solution

The fourth proportional to 6,937.72, 10,406.60 and 2,553.28 is: 3,829.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,937.72 : 10,406.60 = 2,553.28 : x
  2. Step 2: Convert to fraction form
    6,937.72/10,406.60 = 2,553.28/x
  3. Step 3: Cross multiply
    6,937.72x = 10,406.60 × 2,553.28
  4. Step 4: Simplify right side
    6,937.72x = 26,570,963.65
  5. Step 5: Solve for x
    x = 26,570,963.65/6,937.72
  6. Step 6: Final answer
    x = 3,829.93

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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.