Home / 3,334.28-4,601.57-1,918.41

Finding the Fourth Proportional to 3,334.28, 4,601.57 and 1,918.41

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Solution

The fourth proportional to 3,334.28, 4,601.57 and 1,918.41 is: 2,647.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,334.28 : 4,601.57 = 1,918.41 : x
  2. Step 2: Convert to fraction form
    3,334.28/4,601.57 = 1,918.41/x
  3. Step 3: Cross multiply
    3,334.28x = 4,601.57 × 1,918.41
  4. Step 4: Simplify right side
    3,334.28x = 8,827,688.31
  5. Step 5: Solve for x
    x = 8,827,688.31/3,334.28
  6. Step 6: Final answer
    x = 2,647.56

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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.