Home / 3,164.21-4,367.54-1,838.51

Finding the Fourth Proportional to 3,164.21, 4,367.54 and 1,838.51

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Solution

The fourth proportional to 3,164.21, 4,367.54 and 1,838.51 is: 2,537.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.21 : 4,367.54 = 1,838.51 : x
  2. Step 2: Convert to fraction form
    3,164.21/4,367.54 = 1,838.51/x
  3. Step 3: Cross multiply
    3,164.21x = 4,367.54 × 1,838.51
  4. Step 4: Simplify right side
    3,164.21x = 8,029,756.77
  5. Step 5: Solve for x
    x = 8,029,756.77/3,164.21
  6. Step 6: Final answer
    x = 2,537.68

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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.