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Finding the Fourth Proportional to 4,803.88, 6,631.86 and 3,409.96

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Solution

The fourth proportional to 4,803.88, 6,631.86 and 3,409.96 is: 4,707.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.88 : 6,631.86 = 3,409.96 : x
  2. Step 2: Convert to fraction form
    4,803.88/6,631.86 = 3,409.96/x
  3. Step 3: Cross multiply
    4,803.88x = 6,631.86 × 3,409.96
  4. Step 4: Simplify right side
    4,803.88x = 22,614,377.33
  5. Step 5: Solve for x
    x = 22,614,377.33/4,803.88
  6. Step 6: Final answer
    x = 4,707.52

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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.