Home / 1,933.48-2,901.03-1,389.97

Finding the Fourth Proportional to 1,933.48, 2,901.03 and 1,389.97

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Solution

The fourth proportional to 1,933.48, 2,901.03 and 1,389.97 is: 2,085.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.48 : 2,901.03 = 1,389.97 : x
  2. Step 2: Convert to fraction form
    1,933.48/2,901.03 = 1,389.97/x
  3. Step 3: Cross multiply
    1,933.48x = 2,901.03 × 1,389.97
  4. Step 4: Simplify right side
    1,933.48x = 4,032,344.67
  5. Step 5: Solve for x
    x = 4,032,344.67/1,933.48
  6. Step 6: Final answer
    x = 2,085.54

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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.