Home / 11,228.70-15,495.32-6,192.90

Finding the Fourth Proportional to 11,228.70, 15,495.32 and 6,192.90

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Solution

The fourth proportional to 11,228.70, 15,495.32 and 6,192.90 is: 8,546.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228.70 : 15,495.32 = 6,192.90 : x
  2. Step 2: Convert to fraction form
    11,228.70/15,495.32 = 6,192.90/x
  3. Step 3: Cross multiply
    11,228.70x = 15,495.32 × 6,192.90
  4. Step 4: Simplify right side
    11,228.70x = 95,960,967.23
  5. Step 5: Solve for x
    x = 95,960,967.23/11,228.70
  6. Step 6: Final answer
    x = 8,546.04

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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.