Home / 2,051.48-3,062.44-1,905.68

Finding the Fourth Proportional to 2,051.48, 3,062.44 and 1,905.68

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Solution

The fourth proportional to 2,051.48, 3,062.44 and 1,905.68 is: 2,844.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051.48 : 3,062.44 = 1,905.68 : x
  2. Step 2: Convert to fraction form
    2,051.48/3,062.44 = 1,905.68/x
  3. Step 3: Cross multiply
    2,051.48x = 3,062.44 × 1,905.68
  4. Step 4: Simplify right side
    2,051.48x = 5,836,030.66
  5. Step 5: Solve for x
    x = 5,836,030.66/2,051.48
  6. Step 6: Final answer
    x = 2,844.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.