Home / 6,433.96-8,879.28-3,601.66

Finding the Fourth Proportional to 6,433.96, 8,879.28 and 3,601.66

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Solution

The fourth proportional to 6,433.96, 8,879.28 and 3,601.66 is: 4,970.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,433.96 : 8,879.28 = 3,601.66 : x
  2. Step 2: Convert to fraction form
    6,433.96/8,879.28 = 3,601.66/x
  3. Step 3: Cross multiply
    6,433.96x = 8,879.28 × 3,601.66
  4. Step 4: Simplify right side
    6,433.96x = 31,980,147.60
  5. Step 5: Solve for x
    x = 31,980,147.60/6,433.96
  6. Step 6: Final answer
    x = 4,970.52

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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.