Home / 2,785.23-3,844.44-1,723.32

Finding the Fourth Proportional to 2,785.23, 3,844.44 and 1,723.32

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Solution

The fourth proportional to 2,785.23, 3,844.44 and 1,723.32 is: 2,378.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785.23 : 3,844.44 = 1,723.32 : x
  2. Step 2: Convert to fraction form
    2,785.23/3,844.44 = 1,723.32/x
  3. Step 3: Cross multiply
    2,785.23x = 3,844.44 × 1,723.32
  4. Step 4: Simplify right side
    2,785.23x = 6,625,200.34
  5. Step 5: Solve for x
    x = 6,625,200.34/2,785.23
  6. Step 6: Final answer
    x = 2,378.69

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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.