Home / 3,160.82-4,735.56-1,927.58

Finding the Fourth Proportional to 3,160.82, 4,735.56 and 1,927.58

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Solution

The fourth proportional to 3,160.82, 4,735.56 and 1,927.58 is: 2,887.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.82 : 4,735.56 = 1,927.58 : x
  2. Step 2: Convert to fraction form
    3,160.82/4,735.56 = 1,927.58/x
  3. Step 3: Cross multiply
    3,160.82x = 4,735.56 × 1,927.58
  4. Step 4: Simplify right side
    3,160.82x = 9,128,170.74
  5. Step 5: Solve for x
    x = 9,128,170.74/3,160.82
  6. Step 6: Final answer
    x = 2,887.91

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1.5x scale

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.