Home / 1,725.80-2,589.12-1,232.51

Finding the Fourth Proportional to 1,725.80, 2,589.12 and 1,232.51

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Solution

The fourth proportional to 1,725.80, 2,589.12 and 1,232.51 is: 1,849.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725.80 : 2,589.12 = 1,232.51 : x
  2. Step 2: Convert to fraction form
    1,725.80/2,589.12 = 1,232.51/x
  3. Step 3: Cross multiply
    1,725.80x = 2,589.12 × 1,232.51
  4. Step 4: Simplify right side
    1,725.80x = 3,191,116.29
  5. Step 5: Solve for x
    x = 3,191,116.29/1,725.80
  6. Step 6: Final answer
    x = 1,849.06

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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.