Home / 2,040.08-3,059.48-1,310.48

Finding the Fourth Proportional to 2,040.08, 3,059.48 and 1,310.48

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Solution

The fourth proportional to 2,040.08, 3,059.48 and 1,310.48 is: 1,965.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.08 : 3,059.48 = 1,310.48 : x
  2. Step 2: Convert to fraction form
    2,040.08/3,059.48 = 1,310.48/x
  3. Step 3: Cross multiply
    2,040.08x = 3,059.48 × 1,310.48
  4. Step 4: Simplify right side
    2,040.08x = 4,009,387.35
  5. Step 5: Solve for x
    x = 4,009,387.35/2,040.08
  6. Step 6: Final answer
    x = 1,965.31

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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.