Home / 4,015.46-6,020.61-1,931.31

Finding the Fourth Proportional to 4,015.46, 6,020.61 and 1,931.31

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Solution

The fourth proportional to 4,015.46, 6,020.61 and 1,931.31 is: 2,895.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.46 : 6,020.61 = 1,931.31 : x
  2. Step 2: Convert to fraction form
    4,015.46/6,020.61 = 1,931.31/x
  3. Step 3: Cross multiply
    4,015.46x = 6,020.61 × 1,931.31
  4. Step 4: Simplify right side
    4,015.46x = 11,627,664.30
  5. Step 5: Solve for x
    x = 11,627,664.30/4,015.46
  6. Step 6: Final answer
    x = 2,895.72

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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.