Home / 8,908.34-13,367.84-3,570.57

Finding the Fourth Proportional to 8,908.34, 13,367.84 and 3,570.57

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Solution

The fourth proportional to 8,908.34, 13,367.84 and 3,570.57 is: 5,357.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908.34 : 13,367.84 = 3,570.57 : x
  2. Step 2: Convert to fraction form
    8,908.34/13,367.84 = 3,570.57/x
  3. Step 3: Cross multiply
    8,908.34x = 13,367.84 × 3,570.57
  4. Step 4: Simplify right side
    8,908.34x = 47,730,790.62
  5. Step 5: Solve for x
    x = 47,730,790.62/8,908.34
  6. Step 6: Final answer
    x = 5,357.99

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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.