Home / 1,895.92-2,616.37-1,099.39

Finding the Fourth Proportional to 1,895.92, 2,616.37 and 1,099.39

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Solution

The fourth proportional to 1,895.92, 2,616.37 and 1,099.39 is: 1,517.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.92 : 2,616.37 = 1,099.39 : x
  2. Step 2: Convert to fraction form
    1,895.92/2,616.37 = 1,099.39/x
  3. Step 3: Cross multiply
    1,895.92x = 2,616.37 × 1,099.39
  4. Step 4: Simplify right side
    1,895.92x = 2,876,411.01
  5. Step 5: Solve for x
    x = 2,876,411.01/1,895.92
  6. Step 6: Final answer
    x = 1,517.16

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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.