Home / 3,843.24-5,303.73-2,271.48

Finding the Fourth Proportional to 3,843.24, 5,303.73 and 2,271.48

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Solution

The fourth proportional to 3,843.24, 5,303.73 and 2,271.48 is: 3,134.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,843.24 : 5,303.73 = 2,271.48 : x
  2. Step 2: Convert to fraction form
    3,843.24/5,303.73 = 2,271.48/x
  3. Step 3: Cross multiply
    3,843.24x = 5,303.73 × 2,271.48
  4. Step 4: Simplify right side
    3,843.24x = 12,047,316.62
  5. Step 5: Solve for x
    x = 12,047,316.62/3,843.24
  6. Step 6: Final answer
    x = 3,134.68

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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.