Home / 4,945.51-7,415.87-1,826.99

Finding the Fourth Proportional to 4,945.51, 7,415.87 and 1,826.99

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Solution

The fourth proportional to 4,945.51, 7,415.87 and 1,826.99 is: 2,739.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.51 : 7,415.87 = 1,826.99 : x
  2. Step 2: Convert to fraction form
    4,945.51/7,415.87 = 1,826.99/x
  3. Step 3: Cross multiply
    4,945.51x = 7,415.87 × 1,826.99
  4. Step 4: Simplify right side
    4,945.51x = 13,548,696.48
  5. Step 5: Solve for x
    x = 13,548,696.48/4,945.51
  6. Step 6: Final answer
    x = 2,739.59

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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.