Home / 2,034.20-3,045.53-1,338.77

Finding the Fourth Proportional to 2,034.20, 3,045.53 and 1,338.77

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Solution

The fourth proportional to 2,034.20, 3,045.53 and 1,338.77 is: 2,004.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,034.20 : 3,045.53 = 1,338.77 : x
  2. Step 2: Convert to fraction form
    2,034.20/3,045.53 = 1,338.77/x
  3. Step 3: Cross multiply
    2,034.20x = 3,045.53 × 1,338.77
  4. Step 4: Simplify right side
    2,034.20x = 4,077,264.20
  5. Step 5: Solve for x
    x = 4,077,264.20/2,034.20
  6. Step 6: Final answer
    x = 2,004.36

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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.