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Finding the Fourth Proportional to 3,875.75, 5,810.39 and 1,797.23

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Solution

The fourth proportional to 3,875.75, 5,810.39 and 1,797.23 is: 2,694.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875.75 : 5,810.39 = 1,797.23 : x
  2. Step 2: Convert to fraction form
    3,875.75/5,810.39 = 1,797.23/x
  3. Step 3: Cross multiply
    3,875.75x = 5,810.39 × 1,797.23
  4. Step 4: Simplify right side
    3,875.75x = 10,442,569.18
  5. Step 5: Solve for x
    x = 10,442,569.18/3,875.75
  6. Step 6: Final answer
    x = 2,694.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.