Home / 6,024.78-8,318.16-3,789.72

Finding the Fourth Proportional to 6,024.78, 8,318.16 and 3,789.72

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Solution

The fourth proportional to 6,024.78, 8,318.16 and 3,789.72 is: 5,232.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,024.78 : 8,318.16 = 3,789.72 : x
  2. Step 2: Convert to fraction form
    6,024.78/8,318.16 = 3,789.72/x
  3. Step 3: Cross multiply
    6,024.78x = 8,318.16 × 3,789.72
  4. Step 4: Simplify right side
    6,024.78x = 31,523,497.32
  5. Step 5: Solve for x
    x = 31,523,497.32/6,024.78
  6. Step 6: Final answer
    x = 5,232.31

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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.