Home / 2,055.44-2,836.68-1,761.68

Finding the Fourth Proportional to 2,055.44, 2,836.68 and 1,761.68

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Solution

The fourth proportional to 2,055.44, 2,836.68 and 1,761.68 is: 2,431.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055.44 : 2,836.68 = 1,761.68 : x
  2. Step 2: Convert to fraction form
    2,055.44/2,836.68 = 1,761.68/x
  3. Step 3: Cross multiply
    2,055.44x = 2,836.68 × 1,761.68
  4. Step 4: Simplify right side
    2,055.44x = 4,997,322.42
  5. Step 5: Solve for x
    x = 4,997,322.42/2,055.44
  6. Step 6: Final answer
    x = 2,431.27

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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.