Home / 3,885.93-5,361.99-2,184.10

Finding the Fourth Proportional to 3,885.93, 5,361.99 and 2,184.10

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Solution

The fourth proportional to 3,885.93, 5,361.99 and 2,184.10 is: 3,013.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885.93 : 5,361.99 = 2,184.10 : x
  2. Step 2: Convert to fraction form
    3,885.93/5,361.99 = 2,184.10/x
  3. Step 3: Cross multiply
    3,885.93x = 5,361.99 × 2,184.10
  4. Step 4: Simplify right side
    3,885.93x = 11,711,122.36
  5. Step 5: Solve for x
    x = 11,711,122.36/3,885.93
  6. Step 6: Final answer
    x = 3,013.72

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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.