Home / 11,744.02-17,616.66-2,979

Finding the Fourth Proportional to 11,744.02, 17,616.66 and 2,979

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Solution

The fourth proportional to 11,744.02, 17,616.66 and 2,979 is: 4,468.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,744.02 : 17,616.66 = 2,979 : x
  2. Step 2: Convert to fraction form
    11,744.02/17,616.66 = 2,979/x
  3. Step 3: Cross multiply
    11,744.02x = 17,616.66 × 2,979
  4. Step 4: Simplify right side
    11,744.02x = 52,480,030.14
  5. Step 5: Solve for x
    x = 52,480,030.14/11,744.02
  6. Step 6: Final answer
    x = 4,468.66

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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.