Home / 4,720.90-7,081.41-2,414.02

Finding the Fourth Proportional to 4,720.90, 7,081.41 and 2,414.02

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Solution

The fourth proportional to 4,720.90, 7,081.41 and 2,414.02 is: 3,621.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.90 : 7,081.41 = 2,414.02 : x
  2. Step 2: Convert to fraction form
    4,720.90/7,081.41 = 2,414.02/x
  3. Step 3: Cross multiply
    4,720.90x = 7,081.41 × 2,414.02
  4. Step 4: Simplify right side
    4,720.90x = 17,094,665.37
  5. Step 5: Solve for x
    x = 17,094,665.37/4,720.90
  6. Step 6: Final answer
    x = 3,621.06

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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.