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Finding the Fourth Proportional to 6,914.44, 9,542.10 and 4,263.58

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Solution

The fourth proportional to 6,914.44, 9,542.10 and 4,263.58 is: 5,883.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,914.44 : 9,542.10 = 4,263.58 : x
  2. Step 2: Convert to fraction form
    6,914.44/9,542.10 = 4,263.58/x
  3. Step 3: Cross multiply
    6,914.44x = 9,542.10 × 4,263.58
  4. Step 4: Simplify right side
    6,914.44x = 40,683,506.72
  5. Step 5: Solve for x
    x = 40,683,506.72/6,914.44
  6. Step 6: Final answer
    x = 5,883.85

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1.5x scale

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.