Home / 8,121.06-11,204.27-4,933.05

Finding the Fourth Proportional to 8,121.06, 11,204.27 and 4,933.05

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Solution

The fourth proportional to 8,121.06, 11,204.27 and 4,933.05 is: 6,805.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,121.06 : 11,204.27 = 4,933.05 : x
  2. Step 2: Convert to fraction form
    8,121.06/11,204.27 = 4,933.05/x
  3. Step 3: Cross multiply
    8,121.06x = 11,204.27 × 4,933.05
  4. Step 4: Simplify right side
    8,121.06x = 55,271,266.71
  5. Step 5: Solve for x
    x = 55,271,266.71/8,121.06
  6. Step 6: Final answer
    x = 6,805.92

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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.