Home / 1,530.31-2,295.42-1,324.27

Finding the Fourth Proportional to 1,530.31, 2,295.42 and 1,324.27

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Solution

The fourth proportional to 1,530.31, 2,295.42 and 1,324.27 is: 1,986.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530.31 : 2,295.42 = 1,324.27 : x
  2. Step 2: Convert to fraction form
    1,530.31/2,295.42 = 1,324.27/x
  3. Step 3: Cross multiply
    1,530.31x = 2,295.42 × 1,324.27
  4. Step 4: Simplify right side
    1,530.31x = 3,039,755.84
  5. Step 5: Solve for x
    x = 3,039,755.84/1,530.31
  6. Step 6: Final answer
    x = 1,986.37

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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.