Home / 2,954.41-4,427.60-1,636.20

Finding the Fourth Proportional to 2,954.41, 4,427.60 and 1,636.20

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Solution

The fourth proportional to 2,954.41, 4,427.60 and 1,636.20 is: 2,452.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.41 : 4,427.60 = 1,636.20 : x
  2. Step 2: Convert to fraction form
    2,954.41/4,427.60 = 1,636.20/x
  3. Step 3: Cross multiply
    2,954.41x = 4,427.60 × 1,636.20
  4. Step 4: Simplify right side
    2,954.41x = 7,244,430.94
  5. Step 5: Solve for x
    x = 7,244,430.94/2,954.41
  6. Step 6: Final answer
    x = 2,452.08

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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.