Home / 2,012.56-3,020.48-1,038.94

Finding the Fourth Proportional to 2,012.56, 3,020.48 and 1,038.94

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Solution

The fourth proportional to 2,012.56, 3,020.48 and 1,038.94 is: 1,559.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012.56 : 3,020.48 = 1,038.94 : x
  2. Step 2: Convert to fraction form
    2,012.56/3,020.48 = 1,038.94/x
  3. Step 3: Cross multiply
    2,012.56x = 3,020.48 × 1,038.94
  4. Step 4: Simplify right side
    2,012.56x = 3,138,077.19
  5. Step 5: Solve for x
    x = 3,138,077.19/2,012.56
  6. Step 6: Final answer
    x = 1,559.25

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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.