Home / 1,896.28-2,616.28-1,110.32

Finding the Fourth Proportional to 1,896.28, 2,616.28 and 1,110.32

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Solution

The fourth proportional to 1,896.28, 2,616.28 and 1,110.32 is: 1,531.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.28 : 2,616.28 = 1,110.32 : x
  2. Step 2: Convert to fraction form
    1,896.28/2,616.28 = 1,110.32/x
  3. Step 3: Cross multiply
    1,896.28x = 2,616.28 × 1,110.32
  4. Step 4: Simplify right side
    1,896.28x = 2,904,908.01
  5. Step 5: Solve for x
    x = 2,904,908.01/1,896.28
  6. Step 6: Final answer
    x = 1,531.90

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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.