Home / 3,956.03-5,459.14-2,163.46

Finding the Fourth Proportional to 3,956.03, 5,459.14 and 2,163.46

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Solution

The fourth proportional to 3,956.03, 5,459.14 and 2,163.46 is: 2,985.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956.03 : 5,459.14 = 2,163.46 : x
  2. Step 2: Convert to fraction form
    3,956.03/5,459.14 = 2,163.46/x
  3. Step 3: Cross multiply
    3,956.03x = 5,459.14 × 2,163.46
  4. Step 4: Simplify right side
    3,956.03x = 11,810,630.32
  5. Step 5: Solve for x
    x = 11,810,630.32/3,956.03
  6. Step 6: Final answer
    x = 2,985.48

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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.