Home / 3,654.10-5,043.12-2,396.21

Finding the Fourth Proportional to 3,654.10, 5,043.12 and 2,396.21

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Solution

The fourth proportional to 3,654.10, 5,043.12 and 2,396.21 is: 3,307.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654.10 : 5,043.12 = 2,396.21 : x
  2. Step 2: Convert to fraction form
    3,654.10/5,043.12 = 2,396.21/x
  3. Step 3: Cross multiply
    3,654.10x = 5,043.12 × 2,396.21
  4. Step 4: Simplify right side
    3,654.10x = 12,084,374.58
  5. Step 5: Solve for x
    x = 12,084,374.58/3,654.10
  6. Step 6: Final answer
    x = 3,307.08

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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.