Home / 2,321.56-3,482.19-1,087.24

Finding the Fourth Proportional to 2,321.56, 3,482.19 and 1,087.24

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Solution

The fourth proportional to 2,321.56, 3,482.19 and 1,087.24 is: 1,630.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321.56 : 3,482.19 = 1,087.24 : x
  2. Step 2: Convert to fraction form
    2,321.56/3,482.19 = 1,087.24/x
  3. Step 3: Cross multiply
    2,321.56x = 3,482.19 × 1,087.24
  4. Step 4: Simplify right side
    2,321.56x = 3,785,976.26
  5. Step 5: Solve for x
    x = 3,785,976.26/2,321.56
  6. Step 6: Final answer
    x = 1,630.79

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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.