Home / 2,028.78-3,041.36-1,051.92

Finding the Fourth Proportional to 2,028.78, 3,041.36 and 1,051.92

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Solution

The fourth proportional to 2,028.78, 3,041.36 and 1,051.92 is: 1,576.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.78 : 3,041.36 = 1,051.92 : x
  2. Step 2: Convert to fraction form
    2,028.78/3,041.36 = 1,051.92/x
  3. Step 3: Cross multiply
    2,028.78x = 3,041.36 × 1,051.92
  4. Step 4: Simplify right side
    2,028.78x = 3,199,267.41
  5. Step 5: Solve for x
    x = 3,199,267.41/2,028.78
  6. Step 6: Final answer
    x = 1,576.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.