Home / 1,995.48-2,753.73-1,111.26

Finding the Fourth Proportional to 1,995.48, 2,753.73 and 1,111.26

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Solution

The fourth proportional to 1,995.48, 2,753.73 and 1,111.26 is: 1,533.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995.48 : 2,753.73 = 1,111.26 : x
  2. Step 2: Convert to fraction form
    1,995.48/2,753.73 = 1,111.26/x
  3. Step 3: Cross multiply
    1,995.48x = 2,753.73 × 1,111.26
  4. Step 4: Simplify right side
    1,995.48x = 3,060,110.00
  5. Step 5: Solve for x
    x = 3,060,110.00/1,995.48
  6. Step 6: Final answer
    x = 1,533.52

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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.