Home / 3,024-4,172.08-1,976.64

Finding the Fourth Proportional to 3,024, 4,172.08 and 1,976.64

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Solution

The fourth proportional to 3,024, 4,172.08 and 1,976.64 is: 2,727.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,024 : 4,172.08 = 1,976.64 : x
  2. Step 2: Convert to fraction form
    3,024/4,172.08 = 1,976.64/x
  3. Step 3: Cross multiply
    3,024x = 4,172.08 × 1,976.64
  4. Step 4: Simplify right side
    3,024x = 8,246,700.21
  5. Step 5: Solve for x
    x = 8,246,700.21/3,024
  6. Step 6: Final answer
    x = 2,727.08

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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.