Home / 4,684.89-7,027.33-1,912.87

Finding the Fourth Proportional to 4,684.89, 7,027.33 and 1,912.87

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Solution

The fourth proportional to 4,684.89, 7,027.33 and 1,912.87 is: 2,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.89 : 7,027.33 = 1,912.87 : x
  2. Step 2: Convert to fraction form
    4,684.89/7,027.33 = 1,912.87/x
  3. Step 3: Cross multiply
    4,684.89x = 7,027.33 × 1,912.87
  4. Step 4: Simplify right side
    4,684.89x = 13,442,342.18
  5. Step 5: Solve for x
    x = 13,442,342.18/4,684.89
  6. Step 6: Final answer
    x = 2,869.30

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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.