Home / 1,260.15-1,739.19-1,050.03

Finding the Fourth Proportional to 1,260.15, 1,739.19 and 1,050.03

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Solution

The fourth proportional to 1,260.15, 1,739.19 and 1,050.03 is: 1,449.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260.15 : 1,739.19 = 1,050.03 : x
  2. Step 2: Convert to fraction form
    1,260.15/1,739.19 = 1,050.03/x
  3. Step 3: Cross multiply
    1,260.15x = 1,739.19 × 1,050.03
  4. Step 4: Simplify right side
    1,260.15x = 1,826,201.68
  5. Step 5: Solve for x
    x = 1,826,201.68/1,260.15
  6. Step 6: Final answer
    x = 1,449.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.