Home / 6,434.71-8,879.26-3,601.92

Finding the Fourth Proportional to 6,434.71, 8,879.26 and 3,601.92

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Solution

The fourth proportional to 6,434.71, 8,879.26 and 3,601.92 is: 4,970.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434.71 : 8,879.26 = 3,601.92 : x
  2. Step 2: Convert to fraction form
    6,434.71/8,879.26 = 3,601.92/x
  3. Step 3: Cross multiply
    6,434.71x = 8,879.26 × 3,601.92
  4. Step 4: Simplify right side
    6,434.71x = 31,982,384.18
  5. Step 5: Solve for x
    x = 31,982,384.18/6,434.71
  6. Step 6: Final answer
    x = 4,970.29

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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.