Home / 2,954.63-4,077.41-1,775.72

Finding the Fourth Proportional to 2,954.63, 4,077.41 and 1,775.72

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Solution

The fourth proportional to 2,954.63, 4,077.41 and 1,775.72 is: 2,450.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.63 : 4,077.41 = 1,775.72 : x
  2. Step 2: Convert to fraction form
    2,954.63/4,077.41 = 1,775.72/x
  3. Step 3: Cross multiply
    2,954.63x = 4,077.41 × 1,775.72
  4. Step 4: Simplify right side
    2,954.63x = 7,240,339.80
  5. Step 5: Solve for x
    x = 7,240,339.80/2,954.63
  6. Step 6: Final answer
    x = 2,450.50

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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.