Home / 4,445.76-6,136.56-2,954.64

Finding the Fourth Proportional to 4,445.76, 6,136.56 and 2,954.64

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Solution

The fourth proportional to 4,445.76, 6,136.56 and 2,954.64 is: 4,078.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.76 : 6,136.56 = 2,954.64 : x
  2. Step 2: Convert to fraction form
    4,445.76/6,136.56 = 2,954.64/x
  3. Step 3: Cross multiply
    4,445.76x = 6,136.56 × 2,954.64
  4. Step 4: Simplify right side
    4,445.76x = 18,131,325.64
  5. Step 5: Solve for x
    x = 18,131,325.64/4,445.76
  6. Step 6: Final answer
    x = 4,078.34

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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.