Home / 5,114.21-7,673.30-1,994.50

Finding the Fourth Proportional to 5,114.21, 7,673.30 and 1,994.50

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Solution

The fourth proportional to 5,114.21, 7,673.30 and 1,994.50 is: 2,992.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114.21 : 7,673.30 = 1,994.50 : x
  2. Step 2: Convert to fraction form
    5,114.21/7,673.30 = 1,994.50/x
  3. Step 3: Cross multiply
    5,114.21x = 7,673.30 × 1,994.50
  4. Step 4: Simplify right side
    5,114.21x = 15,304,348.51
  5. Step 5: Solve for x
    x = 15,304,348.51/5,114.21
  6. Step 6: Final answer
    x = 2,992.51

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Double scale
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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.