Home / 2,093.38-3,126.80-1,973.43

Finding the Fourth Proportional to 2,093.38, 3,126.80 and 1,973.43

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Solution

The fourth proportional to 2,093.38, 3,126.80 and 1,973.43 is: 2,947.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.38 : 3,126.80 = 1,973.43 : x
  2. Step 2: Convert to fraction form
    2,093.38/3,126.80 = 1,973.43/x
  3. Step 3: Cross multiply
    2,093.38x = 3,126.80 × 1,973.43
  4. Step 4: Simplify right side
    2,093.38x = 6,170,525.86
  5. Step 5: Solve for x
    x = 6,170,525.86/2,093.38
  6. Step 6: Final answer
    x = 2,947.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.