Home / 1,896.35-2,617.18-1,110.38

Finding the Fourth Proportional to 1,896.35, 2,617.18 and 1,110.38

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Solution

The fourth proportional to 1,896.35, 2,617.18 and 1,110.38 is: 1,532.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.35 : 2,617.18 = 1,110.38 : x
  2. Step 2: Convert to fraction form
    1,896.35/2,617.18 = 1,110.38/x
  3. Step 3: Cross multiply
    1,896.35x = 2,617.18 × 1,110.38
  4. Step 4: Simplify right side
    1,896.35x = 2,906,048.47
  5. Step 5: Solve for x
    x = 2,906,048.47/1,896.35
  6. Step 6: Final answer
    x = 1,532.45

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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.