Home / 1,450.47-2,163.53-1,319.25

Finding the Fourth Proportional to 1,450.47, 2,163.53 and 1,319.25

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Solution

The fourth proportional to 1,450.47, 2,163.53 and 1,319.25 is: 1,967.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450.47 : 2,163.53 = 1,319.25 : x
  2. Step 2: Convert to fraction form
    1,450.47/2,163.53 = 1,319.25/x
  3. Step 3: Cross multiply
    1,450.47x = 2,163.53 × 1,319.25
  4. Step 4: Simplify right side
    1,450.47x = 2,854,230.36
  5. Step 5: Solve for x
    x = 2,854,230.36/1,450.47
  6. Step 6: Final answer
    x = 1,967.80

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.