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Finding the Third Proportional to 1,625.06 and 2,385.84

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Solution

The third proportional to 1,625.06 and 2,385.84 is: 3,502.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625.06 : 2,385.84 = 2,385.84 : x
  2. Step 2: Convert to fraction form
    1,625.06/2,385.84 = 2,385.84/x
  3. Step 3: Cross multiply
    1,625.06x = 2,385.84 × 2,385.84
  4. Step 4: Simplify right side
    1,625.06x = 5,692,250.40
  5. Step 5: Solve for x
    x = 5,692,250.40/1,625.06
  6. Step 6: Final answer
    x = 3,502.79

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.