Home / 1,704.39-2,554.43-1,686.03

Finding the Fourth Proportional to 1,704.39, 2,554.43 and 1,686.03

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Solution

The fourth proportional to 1,704.39, 2,554.43 and 1,686.03 is: 2,526.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704.39 : 2,554.43 = 1,686.03 : x
  2. Step 2: Convert to fraction form
    1,704.39/2,554.43 = 1,686.03/x
  3. Step 3: Cross multiply
    1,704.39x = 2,554.43 × 1,686.03
  4. Step 4: Simplify right side
    1,704.39x = 4,306,837.18
  5. Step 5: Solve for x
    x = 4,306,837.18/1,704.39
  6. Step 6: Final answer
    x = 2,526.91

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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.