Home / 2,956.27-4,075.23-1,959.81

Finding the Fourth Proportional to 2,956.27, 4,075.23 and 1,959.81

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Solution

The fourth proportional to 2,956.27, 4,075.23 and 1,959.81 is: 2,701.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.27 : 4,075.23 = 1,959.81 : x
  2. Step 2: Convert to fraction form
    2,956.27/4,075.23 = 1,959.81/x
  3. Step 3: Cross multiply
    2,956.27x = 4,075.23 × 1,959.81
  4. Step 4: Simplify right side
    2,956.27x = 7,986,676.51
  5. Step 5: Solve for x
    x = 7,986,676.51/2,956.27
  6. Step 6: Final answer
    x = 2,701.61

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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.