Home / 2,382.60-3,559.37-1,896.20

Finding the Fourth Proportional to 2,382.60, 3,559.37 and 1,896.20

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Solution

The fourth proportional to 2,382.60, 3,559.37 and 1,896.20 is: 2,832.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.60 : 3,559.37 = 1,896.20 : x
  2. Step 2: Convert to fraction form
    2,382.60/3,559.37 = 1,896.20/x
  3. Step 3: Cross multiply
    2,382.60x = 3,559.37 × 1,896.20
  4. Step 4: Simplify right side
    2,382.60x = 6,749,277.39
  5. Step 5: Solve for x
    x = 6,749,277.39/2,382.60
  6. Step 6: Final answer
    x = 2,832.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.