Home / 2,906.01-4,010.28-1,579.70

Finding the Fourth Proportional to 2,906.01, 4,010.28 and 1,579.70

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Solution

The fourth proportional to 2,906.01, 4,010.28 and 1,579.70 is: 2,179.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906.01 : 4,010.28 = 1,579.70 : x
  2. Step 2: Convert to fraction form
    2,906.01/4,010.28 = 1,579.70/x
  3. Step 3: Cross multiply
    2,906.01x = 4,010.28 × 1,579.70
  4. Step 4: Simplify right side
    2,906.01x = 6,335,043.42
  5. Step 5: Solve for x
    x = 6,335,043.42/2,906.01
  6. Step 6: Final answer
    x = 2,179.98

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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.