Home / 11,028.49-16,542.63-4,454.56

Finding the Fourth Proportional to 11,028.49, 16,542.63 and 4,454.56

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Solution

The fourth proportional to 11,028.49, 16,542.63 and 4,454.56 is: 6,681.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,028.49 : 16,542.63 = 4,454.56 : x
  2. Step 2: Convert to fraction form
    11,028.49/16,542.63 = 4,454.56/x
  3. Step 3: Cross multiply
    11,028.49x = 16,542.63 × 4,454.56
  4. Step 4: Simplify right side
    11,028.49x = 73,690,137.89
  5. Step 5: Solve for x
    x = 73,690,137.89/11,028.49
  6. Step 6: Final answer
    x = 6,681.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.