Home / 8,824.25-12,173.36-5,635.91

Finding the Fourth Proportional to 8,824.25, 12,173.36 and 5,635.91

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Solution

The fourth proportional to 8,824.25, 12,173.36 and 5,635.91 is: 7,774.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.25 : 12,173.36 = 5,635.91 : x
  2. Step 2: Convert to fraction form
    8,824.25/12,173.36 = 5,635.91/x
  3. Step 3: Cross multiply
    8,824.25x = 12,173.36 × 5,635.91
  4. Step 4: Simplify right side
    8,824.25x = 68,607,872.31
  5. Step 5: Solve for x
    x = 68,607,872.31/8,824.25
  6. Step 6: Final answer
    x = 7,774.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.