Home / 3,569.54-4,925.97-1,976.30

Finding the Fourth Proportional to 3,569.54, 4,925.97 and 1,976.30

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Solution

The fourth proportional to 3,569.54, 4,925.97 and 1,976.30 is: 2,727.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.54 : 4,925.97 = 1,976.30 : x
  2. Step 2: Convert to fraction form
    3,569.54/4,925.97 = 1,976.30/x
  3. Step 3: Cross multiply
    3,569.54x = 4,925.97 × 1,976.30
  4. Step 4: Simplify right side
    3,569.54x = 9,735,169.88
  5. Step 5: Solve for x
    x = 9,735,169.88/3,569.54
  6. Step 6: Final answer
    x = 2,727.29

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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.