Home / 1,896.19-2,617.47-1,110.49

Finding the Fourth Proportional to 1,896.19, 2,617.47 and 1,110.49

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Solution

The fourth proportional to 1,896.19, 2,617.47 and 1,110.49 is: 1,532.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.19 : 2,617.47 = 1,110.49 : x
  2. Step 2: Convert to fraction form
    1,896.19/2,617.47 = 1,110.49/x
  3. Step 3: Cross multiply
    1,896.19x = 2,617.47 × 1,110.49
  4. Step 4: Simplify right side
    1,896.19x = 2,906,674.26
  5. Step 5: Solve for x
    x = 2,906,674.26/1,896.19
  6. Step 6: Final answer
    x = 1,532.90

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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.