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Finding the Fourth Proportional to 6,937.98, 10,395.36 and 4,742.34

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Solution

The fourth proportional to 6,937.98, 10,395.36 and 4,742.34 is: 7,105.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,937.98 : 10,395.36 = 4,742.34 : x
  2. Step 2: Convert to fraction form
    6,937.98/10,395.36 = 4,742.34/x
  3. Step 3: Cross multiply
    6,937.98x = 10,395.36 × 4,742.34
  4. Step 4: Simplify right side
    6,937.98x = 49,298,331.54
  5. Step 5: Solve for x
    x = 49,298,331.54/6,937.98
  6. Step 6: Final answer
    x = 7,105.57

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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.