Home / 4,156.28-6,218.72-2,308.71

Finding the Fourth Proportional to 4,156.28, 6,218.72 and 2,308.71

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Solution

The fourth proportional to 4,156.28, 6,218.72 and 2,308.71 is: 3,454.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.28 : 6,218.72 = 2,308.71 : x
  2. Step 2: Convert to fraction form
    4,156.28/6,218.72 = 2,308.71/x
  3. Step 3: Cross multiply
    4,156.28x = 6,218.72 × 2,308.71
  4. Step 4: Simplify right side
    4,156.28x = 14,357,221.05
  5. Step 5: Solve for x
    x = 14,357,221.05/4,156.28
  6. Step 6: Final answer
    x = 3,454.34

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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.