Home / 2,030.83-3,050.40-1,338.49

Finding the Fourth Proportional to 2,030.83, 3,050.40 and 1,338.49

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Solution

The fourth proportional to 2,030.83, 3,050.40 and 1,338.49 is: 2,010.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.83 : 3,050.40 = 1,338.49 : x
  2. Step 2: Convert to fraction form
    2,030.83/3,050.40 = 1,338.49/x
  3. Step 3: Cross multiply
    2,030.83x = 3,050.40 × 1,338.49
  4. Step 4: Simplify right side
    2,030.83x = 4,082,929.90
  5. Step 5: Solve for x
    x = 4,082,929.90/2,030.83
  6. Step 6: Final answer
    x = 2,010.47

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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.