Home / 2,994.14-4,135.62-2,113.88

Finding the Fourth Proportional to 2,994.14, 4,135.62 and 2,113.88

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Solution

The fourth proportional to 2,994.14, 4,135.62 and 2,113.88 is: 2,919.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994.14 : 4,135.62 = 2,113.88 : x
  2. Step 2: Convert to fraction form
    2,994.14/4,135.62 = 2,113.88/x
  3. Step 3: Cross multiply
    2,994.14x = 4,135.62 × 2,113.88
  4. Step 4: Simplify right side
    2,994.14x = 8,742,204.41
  5. Step 5: Solve for x
    x = 8,742,204.41/2,994.14
  6. Step 6: Final answer
    x = 2,919.77

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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.