Home / 7,574.31-11,361.30-2,027.65

Finding the Fourth Proportional to 7,574.31, 11,361.30 and 2,027.65

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Solution

The fourth proportional to 7,574.31, 11,361.30 and 2,027.65 is: 3,041.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,574.31 : 11,361.30 = 2,027.65 : x
  2. Step 2: Convert to fraction form
    7,574.31/11,361.30 = 2,027.65/x
  3. Step 3: Cross multiply
    7,574.31x = 11,361.30 × 2,027.65
  4. Step 4: Simplify right side
    7,574.31x = 23,036,729.81
  5. Step 5: Solve for x
    x = 23,036,729.81/7,574.31
  6. Step 6: Final answer
    x = 3,041.43

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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.