Home / 8,870.82-13,305.94-3,604.27

Finding the Fourth Proportional to 8,870.82, 13,305.94 and 3,604.27

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Solution

The fourth proportional to 8,870.82, 13,305.94 and 3,604.27 is: 5,406.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870.82 : 13,305.94 = 3,604.27 : x
  2. Step 2: Convert to fraction form
    8,870.82/13,305.94 = 3,604.27/x
  3. Step 3: Cross multiply
    8,870.82x = 13,305.94 × 3,604.27
  4. Step 4: Simplify right side
    8,870.82x = 47,958,207.99
  5. Step 5: Solve for x
    x = 47,958,207.99/8,870.82
  6. Step 6: Final answer
    x = 5,406.29

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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.