Home / 8,331.36-12,496.96-2,488.08

Finding the Fourth Proportional to 8,331.36, 12,496.96 and 2,488.08

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Solution

The fourth proportional to 8,331.36, 12,496.96 and 2,488.08 is: 3,732.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,331.36 : 12,496.96 = 2,488.08 : x
  2. Step 2: Convert to fraction form
    8,331.36/12,496.96 = 2,488.08/x
  3. Step 3: Cross multiply
    8,331.36x = 12,496.96 × 2,488.08
  4. Step 4: Simplify right side
    8,331.36x = 31,093,436.24
  5. Step 5: Solve for x
    x = 31,093,436.24/8,331.36
  6. Step 6: Final answer
    x = 3,732.10

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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.