Home / 1,783.06-2,460.63-1,195

Finding the Fourth Proportional to 1,783.06, 2,460.63 and 1,195

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Solution

The fourth proportional to 1,783.06, 2,460.63 and 1,195 is: 1,649.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783.06 : 2,460.63 = 1,195 : x
  2. Step 2: Convert to fraction form
    1,783.06/2,460.63 = 1,195/x
  3. Step 3: Cross multiply
    1,783.06x = 2,460.63 × 1,195
  4. Step 4: Simplify right side
    1,783.06x = 2,940,452.85
  5. Step 5: Solve for x
    x = 2,940,452.85/1,783.06
  6. Step 6: Final answer
    x = 1,649.10

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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.