Home / 1,873.26-2,584.71-1,076.63

Finding the Fourth Proportional to 1,873.26, 2,584.71 and 1,076.63

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Solution

The fourth proportional to 1,873.26, 2,584.71 and 1,076.63 is: 1,485.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.26 : 2,584.71 = 1,076.63 : x
  2. Step 2: Convert to fraction form
    1,873.26/2,584.71 = 1,076.63/x
  3. Step 3: Cross multiply
    1,873.26x = 2,584.71 × 1,076.63
  4. Step 4: Simplify right side
    1,873.26x = 2,782,763.40
  5. Step 5: Solve for x
    x = 2,782,763.40/1,873.26
  6. Step 6: Final answer
    x = 1,485.52

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1.5x scale

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.