Home / 4,375.79-6,568.01-1,912.31

Finding the Fourth Proportional to 4,375.79, 6,568.01 and 1,912.31

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Solution

The fourth proportional to 4,375.79, 6,568.01 and 1,912.31 is: 2,870.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,375.79 : 6,568.01 = 1,912.31 : x
  2. Step 2: Convert to fraction form
    4,375.79/6,568.01 = 1,912.31/x
  3. Step 3: Cross multiply
    4,375.79x = 6,568.01 × 1,912.31
  4. Step 4: Simplify right side
    4,375.79x = 12,560,061.64
  5. Step 5: Solve for x
    x = 12,560,061.64/4,375.79
  6. Step 6: Final answer
    x = 2,870.35

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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.