Home / 5,912.36-8,870.16-2,628.08

Finding the Fourth Proportional to 5,912.36, 8,870.16 and 2,628.08

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Solution

The fourth proportional to 5,912.36, 8,870.16 and 2,628.08 is: 3,942.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.36 : 8,870.16 = 2,628.08 : x
  2. Step 2: Convert to fraction form
    5,912.36/8,870.16 = 2,628.08/x
  3. Step 3: Cross multiply
    5,912.36x = 8,870.16 × 2,628.08
  4. Step 4: Simplify right side
    5,912.36x = 23,311,490.09
  5. Step 5: Solve for x
    x = 23,311,490.09/5,912.36
  6. Step 6: Final answer
    x = 3,942.84

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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.