Home / 1,896.61-2,839.52-1,710.85

Finding the Fourth Proportional to 1,896.61, 2,839.52 and 1,710.85

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Solution

The fourth proportional to 1,896.61, 2,839.52 and 1,710.85 is: 2,561.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.61 : 2,839.52 = 1,710.85 : x
  2. Step 2: Convert to fraction form
    1,896.61/2,839.52 = 1,710.85/x
  3. Step 3: Cross multiply
    1,896.61x = 2,839.52 × 1,710.85
  4. Step 4: Simplify right side
    1,896.61x = 4,857,984.24
  5. Step 5: Solve for x
    x = 4,857,984.24/1,896.61
  6. Step 6: Final answer
    x = 2,561.40

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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.