Home / 3,705.61-5,559.79-1,732.36

Finding the Fourth Proportional to 3,705.61, 5,559.79 and 1,732.36

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Solution

The fourth proportional to 3,705.61, 5,559.79 and 1,732.36 is: 2,599.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705.61 : 5,559.79 = 1,732.36 : x
  2. Step 2: Convert to fraction form
    3,705.61/5,559.79 = 1,732.36/x
  3. Step 3: Cross multiply
    3,705.61x = 5,559.79 × 1,732.36
  4. Step 4: Simplify right side
    3,705.61x = 9,631,557.80
  5. Step 5: Solve for x
    x = 9,631,557.80/3,705.61
  6. Step 6: Final answer
    x = 2,599.18

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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.