Home / 7,554.27-11,321.82-4,269.21

Finding the Fourth Proportional to 7,554.27, 11,321.82 and 4,269.21

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Solution

The fourth proportional to 7,554.27, 11,321.82 and 4,269.21 is: 6,398.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,554.27 : 11,321.82 = 4,269.21 : x
  2. Step 2: Convert to fraction form
    7,554.27/11,321.82 = 4,269.21/x
  3. Step 3: Cross multiply
    7,554.27x = 11,321.82 × 4,269.21
  4. Step 4: Simplify right side
    7,554.27x = 48,335,227.16
  5. Step 5: Solve for x
    x = 48,335,227.16/7,554.27
  6. Step 6: Final answer
    x = 6,398.40

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1.5x scale

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.