Home / 8,922.16-13,396.20-6,589.36

Finding the Fourth Proportional to 8,922.16, 13,396.20 and 6,589.36

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Solution

The fourth proportional to 8,922.16, 13,396.20 and 6,589.36 is: 9,893.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,922.16 : 13,396.20 = 6,589.36 : x
  2. Step 2: Convert to fraction form
    8,922.16/13,396.20 = 6,589.36/x
  3. Step 3: Cross multiply
    8,922.16x = 13,396.20 × 6,589.36
  4. Step 4: Simplify right side
    8,922.16x = 88,272,384.43
  5. Step 5: Solve for x
    x = 88,272,384.43/8,922.16
  6. Step 6: Final answer
    x = 9,893.61

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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.