Home / 6,119.28-8,444.58-3,324.78

Finding the Fourth Proportional to 6,119.28, 8,444.58 and 3,324.78

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Solution

The fourth proportional to 6,119.28, 8,444.58 and 3,324.78 is: 4,588.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.28 : 8,444.58 = 3,324.78 : x
  2. Step 2: Convert to fraction form
    6,119.28/8,444.58 = 3,324.78/x
  3. Step 3: Cross multiply
    6,119.28x = 8,444.58 × 3,324.78
  4. Step 4: Simplify right side
    6,119.28x = 28,076,370.69
  5. Step 5: Solve for x
    x = 28,076,370.69/6,119.28
  6. Step 6: Final answer
    x = 4,588.18

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Half scale
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Double scale
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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.