Home / 3,719.13-5,579.61-2,625.63

Finding the Fourth Proportional to 3,719.13, 5,579.61 and 2,625.63

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Solution

The fourth proportional to 3,719.13, 5,579.61 and 2,625.63 is: 3,939.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.13 : 5,579.61 = 2,625.63 : x
  2. Step 2: Convert to fraction form
    3,719.13/5,579.61 = 2,625.63/x
  3. Step 3: Cross multiply
    3,719.13x = 5,579.61 × 2,625.63
  4. Step 4: Simplify right side
    3,719.13x = 14,649,991.40
  5. Step 5: Solve for x
    x = 14,649,991.40/3,719.13
  6. Step 6: Final answer
    x = 3,939.09

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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.