Home / 2,743.23-3,784.95-1,623.69

Finding the Fourth Proportional to 2,743.23, 3,784.95 and 1,623.69

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Solution

The fourth proportional to 2,743.23, 3,784.95 and 1,623.69 is: 2,240.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.23 : 3,784.95 = 1,623.69 : x
  2. Step 2: Convert to fraction form
    2,743.23/3,784.95 = 1,623.69/x
  3. Step 3: Cross multiply
    2,743.23x = 3,784.95 × 1,623.69
  4. Step 4: Simplify right side
    2,743.23x = 6,145,585.47
  5. Step 5: Solve for x
    x = 6,145,585.47/2,743.23
  6. Step 6: Final answer
    x = 2,240.27

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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.