Home / 3,286.15-4,534.98-1,794.16

Finding the Fourth Proportional to 3,286.15, 4,534.98 and 1,794.16

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Solution

The fourth proportional to 3,286.15, 4,534.98 and 1,794.16 is: 2,475.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286.15 : 4,534.98 = 1,794.16 : x
  2. Step 2: Convert to fraction form
    3,286.15/4,534.98 = 1,794.16/x
  3. Step 3: Cross multiply
    3,286.15x = 4,534.98 × 1,794.16
  4. Step 4: Simplify right side
    3,286.15x = 8,136,479.72
  5. Step 5: Solve for x
    x = 8,136,479.72/3,286.15
  6. Step 6: Final answer
    x = 2,475.99

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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.