Home / 4,216.56-5,811.07-3,380.02

Finding the Fourth Proportional to 4,216.56, 5,811.07 and 3,380.02

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Solution

The fourth proportional to 4,216.56, 5,811.07 and 3,380.02 is: 4,658.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,216.56 : 5,811.07 = 3,380.02 : x
  2. Step 2: Convert to fraction form
    4,216.56/5,811.07 = 3,380.02/x
  3. Step 3: Cross multiply
    4,216.56x = 5,811.07 × 3,380.02
  4. Step 4: Simplify right side
    4,216.56x = 19,641,532.82
  5. Step 5: Solve for x
    x = 19,641,532.82/4,216.56
  6. Step 6: Final answer
    x = 4,658.19

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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.