Home / 3,837.51-5,749.79-2,447.55

Finding the Fourth Proportional to 3,837.51, 5,749.79 and 2,447.55

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Solution

The fourth proportional to 3,837.51, 5,749.79 and 2,447.55 is: 3,667.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.51 : 5,749.79 = 2,447.55 : x
  2. Step 2: Convert to fraction form
    3,837.51/5,749.79 = 2,447.55/x
  3. Step 3: Cross multiply
    3,837.51x = 5,749.79 × 2,447.55
  4. Step 4: Simplify right side
    3,837.51x = 14,072,886.28
  5. Step 5: Solve for x
    x = 14,072,886.28/3,837.51
  6. Step 6: Final answer
    x = 3,667.19

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1.5x scale

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.