Home / 3,926.16-5,881.08-2,361.20

Finding the Fourth Proportional to 3,926.16, 5,881.08 and 2,361.20

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Solution

The fourth proportional to 3,926.16, 5,881.08 and 2,361.20 is: 3,536.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.16 : 5,881.08 = 2,361.20 : x
  2. Step 2: Convert to fraction form
    3,926.16/5,881.08 = 2,361.20/x
  3. Step 3: Cross multiply
    3,926.16x = 5,881.08 × 2,361.20
  4. Step 4: Simplify right side
    3,926.16x = 13,886,406.10
  5. Step 5: Solve for x
    x = 13,886,406.10/3,926.16
  6. Step 6: Final answer
    x = 3,536.89

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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.