Home / 1,830.02-2,743.58-1,245.24

Finding the Fourth Proportional to 1,830.02, 2,743.58 and 1,245.24

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Solution

The fourth proportional to 1,830.02, 2,743.58 and 1,245.24 is: 1,866.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830.02 : 2,743.58 = 1,245.24 : x
  2. Step 2: Convert to fraction form
    1,830.02/2,743.58 = 1,245.24/x
  3. Step 3: Cross multiply
    1,830.02x = 2,743.58 × 1,245.24
  4. Step 4: Simplify right side
    1,830.02x = 3,416,415.56
  5. Step 5: Solve for x
    x = 3,416,415.56/1,830.02
  6. Step 6: Final answer
    x = 1,866.87

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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.