Home / 3,479.56-5,216.61-1,725.18

Finding the Fourth Proportional to 3,479.56, 5,216.61 and 1,725.18

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Solution

The fourth proportional to 3,479.56, 5,216.61 and 1,725.18 is: 2,586.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.56 : 5,216.61 = 1,725.18 : x
  2. Step 2: Convert to fraction form
    3,479.56/5,216.61 = 1,725.18/x
  3. Step 3: Cross multiply
    3,479.56x = 5,216.61 × 1,725.18
  4. Step 4: Simplify right side
    3,479.56x = 8,999,591.24
  5. Step 5: Solve for x
    x = 8,999,591.24/3,479.56
  6. Step 6: Final answer
    x = 2,586.42

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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.