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Finding the Fourth Proportional to 3,641.63, 5,027.00 and 2,842.97

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Solution

The fourth proportional to 3,641.63, 5,027.00 and 2,842.97 is: 3,924.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.63 : 5,027.00 = 2,842.97 : x
  2. Step 2: Convert to fraction form
    3,641.63/5,027.00 = 2,842.97/x
  3. Step 3: Cross multiply
    3,641.63x = 5,027.00 × 2,842.97
  4. Step 4: Simplify right side
    3,641.63x = 14,291,570.84
  5. Step 5: Solve for x
    x = 14,291,570.84/3,641.63
  6. Step 6: Final answer
    x = 3,924.50

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1.5x scale

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.