Home / 4,419-6,612.14-2,665.02

Finding the Fourth Proportional to 4,419, 6,612.14 and 2,665.02

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Solution

The fourth proportional to 4,419, 6,612.14 and 2,665.02 is: 3,987.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,419 : 6,612.14 = 2,665.02 : x
  2. Step 2: Convert to fraction form
    4,419/6,612.14 = 2,665.02/x
  3. Step 3: Cross multiply
    4,419x = 6,612.14 × 2,665.02
  4. Step 4: Simplify right side
    4,419x = 17,621,485.34
  5. Step 5: Solve for x
    x = 17,621,485.34/4,419
  6. Step 6: Final answer
    x = 3,987.66

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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.