Home / 1,635.11-2,451.09-1,048.47

Finding the Fourth Proportional to 1,635.11, 2,451.09 and 1,048.47

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Solution

The fourth proportional to 1,635.11, 2,451.09 and 1,048.47 is: 1,571.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635.11 : 2,451.09 = 1,048.47 : x
  2. Step 2: Convert to fraction form
    1,635.11/2,451.09 = 1,048.47/x
  3. Step 3: Cross multiply
    1,635.11x = 2,451.09 × 1,048.47
  4. Step 4: Simplify right side
    1,635.11x = 2,569,889.07
  5. Step 5: Solve for x
    x = 2,569,889.07/1,635.11
  6. Step 6: Final answer
    x = 1,571.69

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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.