Home / 3,699.84-5,551.56-1,619.52

Finding the Fourth Proportional to 3,699.84, 5,551.56 and 1,619.52

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Solution

The fourth proportional to 3,699.84, 5,551.56 and 1,619.52 is: 2,430.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.84 : 5,551.56 = 1,619.52 : x
  2. Step 2: Convert to fraction form
    3,699.84/5,551.56 = 1,619.52/x
  3. Step 3: Cross multiply
    3,699.84x = 5,551.56 × 1,619.52
  4. Step 4: Simplify right side
    3,699.84x = 8,990,862.45
  5. Step 5: Solve for x
    x = 8,990,862.45/3,699.84
  6. Step 6: Final answer
    x = 2,430.07

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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.