Home / 3,890.88-5,835.96-2,410.32

Finding the Fourth Proportional to 3,890.88, 5,835.96 and 2,410.32

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Solution

The fourth proportional to 3,890.88, 5,835.96 and 2,410.32 is: 3,615.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890.88 : 5,835.96 = 2,410.32 : x
  2. Step 2: Convert to fraction form
    3,890.88/5,835.96 = 2,410.32/x
  3. Step 3: Cross multiply
    3,890.88x = 5,835.96 × 2,410.32
  4. Step 4: Simplify right side
    3,890.88x = 14,066,531.11
  5. Step 5: Solve for x
    x = 14,066,531.11/3,890.88
  6. Step 6: Final answer
    x = 3,615.26

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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.