Home / 2,158.26-3,237.84-1,048.47

Finding the Fourth Proportional to 2,158.26, 3,237.84 and 1,048.47

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Solution

The fourth proportional to 2,158.26, 3,237.84 and 1,048.47 is: 1,572.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158.26 : 3,237.84 = 1,048.47 : x
  2. Step 2: Convert to fraction form
    2,158.26/3,237.84 = 1,048.47/x
  3. Step 3: Cross multiply
    2,158.26x = 3,237.84 × 1,048.47
  4. Step 4: Simplify right side
    2,158.26x = 3,394,778.10
  5. Step 5: Solve for x
    x = 3,394,778.10/2,158.26
  6. Step 6: Final answer
    x = 1,572.92

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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.