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Finding the Fourth Proportional to 6,893.26, 9,507.49 and 4,772.34

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Solution

The fourth proportional to 6,893.26, 9,507.49 and 4,772.34 is: 6,582.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,893.26 : 9,507.49 = 4,772.34 : x
  2. Step 2: Convert to fraction form
    6,893.26/9,507.49 = 4,772.34/x
  3. Step 3: Cross multiply
    6,893.26x = 9,507.49 × 4,772.34
  4. Step 4: Simplify right side
    6,893.26x = 45,372,974.83
  5. Step 5: Solve for x
    x = 45,372,974.83/6,893.26
  6. Step 6: Final answer
    x = 6,582.22

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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.