Home / 2,190.68-3,280.26-1,844.76

Finding the Fourth Proportional to 2,190.68, 3,280.26 and 1,844.76

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Solution

The fourth proportional to 2,190.68, 3,280.26 and 1,844.76 is: 2,762.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190.68 : 3,280.26 = 1,844.76 : x
  2. Step 2: Convert to fraction form
    2,190.68/3,280.26 = 1,844.76/x
  3. Step 3: Cross multiply
    2,190.68x = 3,280.26 × 1,844.76
  4. Step 4: Simplify right side
    2,190.68x = 6,051,292.44
  5. Step 5: Solve for x
    x = 6,051,292.44/2,190.68
  6. Step 6: Final answer
    x = 2,762.29

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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.