Home / 11,620.53-16,036.38-6,904.71

Finding the Fourth Proportional to 11,620.53, 16,036.38 and 6,904.71

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Solution

The fourth proportional to 11,620.53, 16,036.38 and 6,904.71 is: 9,528.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,620.53 : 16,036.38 = 6,904.71 : x
  2. Step 2: Convert to fraction form
    11,620.53/16,036.38 = 6,904.71/x
  3. Step 3: Cross multiply
    11,620.53x = 16,036.38 × 6,904.71
  4. Step 4: Simplify right side
    11,620.53x = 110,726,553.35
  5. Step 5: Solve for x
    x = 110,726,553.35/11,620.53
  6. Step 6: Final answer
    x = 9,528.53

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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.