Home / 3,858.34-5,324.50-2,089.94

Finding the Fourth Proportional to 3,858.34, 5,324.50 and 2,089.94

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Solution

The fourth proportional to 3,858.34, 5,324.50 and 2,089.94 is: 2,884.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858.34 : 5,324.50 = 2,089.94 : x
  2. Step 2: Convert to fraction form
    3,858.34/5,324.50 = 2,089.94/x
  3. Step 3: Cross multiply
    3,858.34x = 5,324.50 × 2,089.94
  4. Step 4: Simplify right side
    3,858.34x = 11,127,885.53
  5. Step 5: Solve for x
    x = 11,127,885.53/3,858.34
  6. Step 6: Final answer
    x = 2,884.11

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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.