Home / 1,896.20-2,616.74-1,110.10

Finding the Fourth Proportional to 1,896.20, 2,616.74 and 1,110.10

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Solution

The fourth proportional to 1,896.20, 2,616.74 and 1,110.10 is: 1,531.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.20 : 2,616.74 = 1,110.10 : x
  2. Step 2: Convert to fraction form
    1,896.20/2,616.74 = 1,110.10/x
  3. Step 3: Cross multiply
    1,896.20x = 2,616.74 × 1,110.10
  4. Step 4: Simplify right side
    1,896.20x = 2,904,843.07
  5. Step 5: Solve for x
    x = 2,904,843.07/1,896.20
  6. Step 6: Final answer
    x = 1,531.93

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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.