Home / 2,983.02-4,116.38-1,656.66

Finding the Fourth Proportional to 2,983.02, 4,116.38 and 1,656.66

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Solution

The fourth proportional to 2,983.02, 4,116.38 and 1,656.66 is: 2,286.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.02 : 4,116.38 = 1,656.66 : x
  2. Step 2: Convert to fraction form
    2,983.02/4,116.38 = 1,656.66/x
  3. Step 3: Cross multiply
    2,983.02x = 4,116.38 × 1,656.66
  4. Step 4: Simplify right side
    2,983.02x = 6,819,442.09
  5. Step 5: Solve for x
    x = 6,819,442.09/2,983.02
  6. Step 6: Final answer
    x = 2,286.09

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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.