Home / 8,196.81-11,300.13-6,932.77

Finding the Fourth Proportional to 8,196.81, 11,300.13 and 6,932.77

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Solution

The fourth proportional to 8,196.81, 11,300.13 and 6,932.77 is: 9,557.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196.81 : 11,300.13 = 6,932.77 : x
  2. Step 2: Convert to fraction form
    8,196.81/11,300.13 = 6,932.77/x
  3. Step 3: Cross multiply
    8,196.81x = 11,300.13 × 6,932.77
  4. Step 4: Simplify right side
    8,196.81x = 78,341,202.26
  5. Step 5: Solve for x
    x = 78,341,202.26/8,196.81
  6. Step 6: Final answer
    x = 9,557.52

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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.