Home / 8,772.23-13,157.91-3,225.15

Finding the Fourth Proportional to 8,772.23, 13,157.91 and 3,225.15

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Solution

The fourth proportional to 8,772.23, 13,157.91 and 3,225.15 is: 4,837.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,772.23 : 13,157.91 = 3,225.15 : x
  2. Step 2: Convert to fraction form
    8,772.23/13,157.91 = 3,225.15/x
  3. Step 3: Cross multiply
    8,772.23x = 13,157.91 × 3,225.15
  4. Step 4: Simplify right side
    8,772.23x = 42,436,167.65
  5. Step 5: Solve for x
    x = 42,436,167.65/8,772.23
  6. Step 6: Final answer
    x = 4,837.56

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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.