Home / 2,976.73-4,465.29-1,515.49

Finding the Fourth Proportional to 2,976.73, 4,465.29 and 1,515.49

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Solution

The fourth proportional to 2,976.73, 4,465.29 and 1,515.49 is: 2,273.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.73 : 4,465.29 = 1,515.49 : x
  2. Step 2: Convert to fraction form
    2,976.73/4,465.29 = 1,515.49/x
  3. Step 3: Cross multiply
    2,976.73x = 4,465.29 × 1,515.49
  4. Step 4: Simplify right side
    2,976.73x = 6,767,102.34
  5. Step 5: Solve for x
    x = 6,767,102.34/2,976.73
  6. Step 6: Final answer
    x = 2,273.33

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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.