Home / 8,837.36-12,192.36-6,949.52

Finding the Fourth Proportional to 8,837.36, 12,192.36 and 6,949.52

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Solution

The fourth proportional to 8,837.36, 12,192.36 and 6,949.52 is: 9,587.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,837.36 : 12,192.36 = 6,949.52 : x
  2. Step 2: Convert to fraction form
    8,837.36/12,192.36 = 6,949.52/x
  3. Step 3: Cross multiply
    8,837.36x = 12,192.36 × 6,949.52
  4. Step 4: Simplify right side
    8,837.36x = 84,731,049.67
  5. Step 5: Solve for x
    x = 84,731,049.67/8,837.36
  6. Step 6: Final answer
    x = 9,587.82

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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.