Home / 3,954.24-5,457.58-2,361.02

Finding the Fourth Proportional to 3,954.24, 5,457.58 and 2,361.02

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Solution

The fourth proportional to 3,954.24, 5,457.58 and 2,361.02 is: 3,258.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954.24 : 5,457.58 = 2,361.02 : x
  2. Step 2: Convert to fraction form
    3,954.24/5,457.58 = 2,361.02/x
  3. Step 3: Cross multiply
    3,954.24x = 5,457.58 × 2,361.02
  4. Step 4: Simplify right side
    3,954.24x = 12,885,422.34
  5. Step 5: Solve for x
    x = 12,885,422.34/3,954.24
  6. Step 6: Final answer
    x = 3,258.63

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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.