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Finding the Fourth Proportional to 5,606.52, 8,409.84 and 1,908.82

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Solution

The fourth proportional to 5,606.52, 8,409.84 and 1,908.82 is: 2,863.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,606.52 : 8,409.84 = 1,908.82 : x
  2. Step 2: Convert to fraction form
    5,606.52/8,409.84 = 1,908.82/x
  3. Step 3: Cross multiply
    5,606.52x = 8,409.84 × 1,908.82
  4. Step 4: Simplify right side
    5,606.52x = 16,052,870.79
  5. Step 5: Solve for x
    x = 16,052,870.79/5,606.52
  6. Step 6: Final answer
    x = 2,863.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.