Home / 2,976.53-4,107.56-1,650.29

Finding the Fourth Proportional to 2,976.53, 4,107.56 and 1,650.29

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Solution

The fourth proportional to 2,976.53, 4,107.56 and 1,650.29 is: 2,277.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.53 : 4,107.56 = 1,650.29 : x
  2. Step 2: Convert to fraction form
    2,976.53/4,107.56 = 1,650.29/x
  3. Step 3: Cross multiply
    2,976.53x = 4,107.56 × 1,650.29
  4. Step 4: Simplify right side
    2,976.53x = 6,778,636.40
  5. Step 5: Solve for x
    x = 6,778,636.40/2,976.53
  6. Step 6: Final answer
    x = 2,277.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.