Home / 2,092.23-3,123.34-1,946.43

Finding the Fourth Proportional to 2,092.23, 3,123.34 and 1,946.43

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Solution

The fourth proportional to 2,092.23, 3,123.34 and 1,946.43 is: 2,905.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092.23 : 3,123.34 = 1,946.43 : x
  2. Step 2: Convert to fraction form
    2,092.23/3,123.34 = 1,946.43/x
  3. Step 3: Cross multiply
    2,092.23x = 3,123.34 × 1,946.43
  4. Step 4: Simplify right side
    2,092.23x = 6,079,357.81
  5. Step 5: Solve for x
    x = 6,079,357.81/2,092.23
  6. Step 6: Final answer
    x = 2,905.68

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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.