Home / 6,539.24-9,021.37-3,885.21

Finding the Fourth Proportional to 6,539.24, 9,021.37 and 3,885.21

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Solution

The fourth proportional to 6,539.24, 9,021.37 and 3,885.21 is: 5,359.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,539.24 : 9,021.37 = 3,885.21 : x
  2. Step 2: Convert to fraction form
    6,539.24/9,021.37 = 3,885.21/x
  3. Step 3: Cross multiply
    6,539.24x = 9,021.37 × 3,885.21
  4. Step 4: Simplify right side
    6,539.24x = 35,049,916.94
  5. Step 5: Solve for x
    x = 35,049,916.94/6,539.24
  6. Step 6: Final answer
    x = 5,359.94

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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.