Home / 1,835.23-2,533.19-1,238.59

Finding the Fourth Proportional to 1,835.23, 2,533.19 and 1,238.59

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Solution

The fourth proportional to 1,835.23, 2,533.19 and 1,238.59 is: 1,709.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.23 : 2,533.19 = 1,238.59 : x
  2. Step 2: Convert to fraction form
    1,835.23/2,533.19 = 1,238.59/x
  3. Step 3: Cross multiply
    1,835.23x = 2,533.19 × 1,238.59
  4. Step 4: Simplify right side
    1,835.23x = 3,137,583.80
  5. Step 5: Solve for x
    x = 3,137,583.80/1,835.23
  6. Step 6: Final answer
    x = 1,709.64

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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.