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Finding the Third Proportional to 1,656.25 and 2,582.13

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Solution

The third proportional to 1,656.25 and 2,582.13 is: 4,025.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656.25 : 2,582.13 = 2,582.13 : x
  2. Step 2: Convert to fraction form
    1,656.25/2,582.13 = 2,582.13/x
  3. Step 3: Cross multiply
    1,656.25x = 2,582.13 × 2,582.13
  4. Step 4: Simplify right side
    1,656.25x = 6,667,369.52
  5. Step 5: Solve for x
    x = 6,667,369.52/1,656.25
  6. Step 6: Final answer
    x = 4,025.58

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.