Home / 1,473.50-2,205.44-1,083.39

Finding the Fourth Proportional to 1,473.50, 2,205.44 and 1,083.39

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Solution

The fourth proportional to 1,473.50, 2,205.44 and 1,083.39 is: 1,621.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473.50 : 2,205.44 = 1,083.39 : x
  2. Step 2: Convert to fraction form
    1,473.50/2,205.44 = 1,083.39/x
  3. Step 3: Cross multiply
    1,473.50x = 2,205.44 × 1,083.39
  4. Step 4: Simplify right side
    1,473.50x = 2,389,346.22
  5. Step 5: Solve for x
    x = 2,389,346.22/1,473.50
  6. Step 6: Final answer
    x = 1,621.55

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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.