Home / 3,893.64-5,841.82-2,431.08

Finding the Fourth Proportional to 3,893.64, 5,841.82 and 2,431.08

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Solution

The fourth proportional to 3,893.64, 5,841.82 and 2,431.08 is: 3,647.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,893.64 : 5,841.82 = 2,431.08 : x
  2. Step 2: Convert to fraction form
    3,893.64/5,841.82 = 2,431.08/x
  3. Step 3: Cross multiply
    3,893.64x = 5,841.82 × 2,431.08
  4. Step 4: Simplify right side
    3,893.64x = 14,201,931.77
  5. Step 5: Solve for x
    x = 14,201,931.77/3,893.64
  6. Step 6: Final answer
    x = 3,647.47

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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.