Home / 8,119.56-11,204.46-4,582.74

Finding the Fourth Proportional to 8,119.56, 11,204.46 and 4,582.74

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Solution

The fourth proportional to 8,119.56, 11,204.46 and 4,582.74 is: 6,323.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,119.56 : 11,204.46 = 4,582.74 : x
  2. Step 2: Convert to fraction form
    8,119.56/11,204.46 = 4,582.74/x
  3. Step 3: Cross multiply
    8,119.56x = 11,204.46 × 4,582.74
  4. Step 4: Simplify right side
    8,119.56x = 51,347,127.02
  5. Step 5: Solve for x
    x = 51,347,127.02/8,119.56
  6. Step 6: Final answer
    x = 6,323.88

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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.