Home / 1,721.53-2,564.07-1,713.14

Finding the Fourth Proportional to 1,721.53, 2,564.07 and 1,713.14

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Solution

The fourth proportional to 1,721.53, 2,564.07 and 1,713.14 is: 2,551.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721.53 : 2,564.07 = 1,713.14 : x
  2. Step 2: Convert to fraction form
    1,721.53/2,564.07 = 1,713.14/x
  3. Step 3: Cross multiply
    1,721.53x = 2,564.07 × 1,713.14
  4. Step 4: Simplify right side
    1,721.53x = 4,392,615.16
  5. Step 5: Solve for x
    x = 4,392,615.16/1,721.53
  6. Step 6: Final answer
    x = 2,551.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.