Home / 2,789.45-3,846.06-2,410.66

Finding the Fourth Proportional to 2,789.45, 3,846.06 and 2,410.66

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Solution

The fourth proportional to 2,789.45, 3,846.06 and 2,410.66 is: 3,323.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789.45 : 3,846.06 = 2,410.66 : x
  2. Step 2: Convert to fraction form
    2,789.45/3,846.06 = 2,410.66/x
  3. Step 3: Cross multiply
    2,789.45x = 3,846.06 × 2,410.66
  4. Step 4: Simplify right side
    2,789.45x = 9,271,543.00
  5. Step 5: Solve for x
    x = 9,271,543.00/2,789.45
  6. Step 6: Final answer
    x = 3,323.79

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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.