Home / 9,006.09-13,496.43-4,257.18

Finding the Fourth Proportional to 9,006.09, 13,496.43 and 4,257.18

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Solution

The fourth proportional to 9,006.09, 13,496.43 and 4,257.18 is: 6,379.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,006.09 : 13,496.43 = 4,257.18 : x
  2. Step 2: Convert to fraction form
    9,006.09/13,496.43 = 4,257.18/x
  3. Step 3: Cross multiply
    9,006.09x = 13,496.43 × 4,257.18
  4. Step 4: Simplify right side
    9,006.09x = 57,456,731.87
  5. Step 5: Solve for x
    x = 57,456,731.87/9,006.09
  6. Step 6: Final answer
    x = 6,379.76

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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.