Home / 1,722.28-2,376.49-1,014.07

Finding the Fourth Proportional to 1,722.28, 2,376.49 and 1,014.07

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Solution

The fourth proportional to 1,722.28, 2,376.49 and 1,014.07 is: 1,399.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722.28 : 2,376.49 = 1,014.07 : x
  2. Step 2: Convert to fraction form
    1,722.28/2,376.49 = 1,014.07/x
  3. Step 3: Cross multiply
    1,722.28x = 2,376.49 × 1,014.07
  4. Step 4: Simplify right side
    1,722.28x = 2,409,922.14
  5. Step 5: Solve for x
    x = 2,409,922.14/1,722.28
  6. Step 6: Final answer
    x = 1,399.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.