Home / 8,119.30-11,204.59-4,534.05

Finding the Fourth Proportional to 8,119.30, 11,204.59 and 4,534.05

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Solution

The fourth proportional to 8,119.30, 11,204.59 and 4,534.05 is: 6,256.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,119.30 : 11,204.59 = 4,534.05 : x
  2. Step 2: Convert to fraction form
    8,119.30/11,204.59 = 4,534.05/x
  3. Step 3: Cross multiply
    8,119.30x = 11,204.59 × 4,534.05
  4. Step 4: Simplify right side
    8,119.30x = 50,802,171.29
  5. Step 5: Solve for x
    x = 50,802,171.29/8,119.30
  6. Step 6: Final answer
    x = 6,256.96

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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.