Home / 4,015.10-6,014.55-2,783.90

Finding the Fourth Proportional to 4,015.10, 6,014.55 and 2,783.90

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Solution

The fourth proportional to 4,015.10, 6,014.55 and 2,783.90 is: 4,170.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.10 : 6,014.55 = 2,783.90 : x
  2. Step 2: Convert to fraction form
    4,015.10/6,014.55 = 2,783.90/x
  3. Step 3: Cross multiply
    4,015.10x = 6,014.55 × 2,783.90
  4. Step 4: Simplify right side
    4,015.10x = 16,743,905.75
  5. Step 5: Solve for x
    x = 16,743,905.75/4,015.10
  6. Step 6: Final answer
    x = 4,170.23

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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.