Home / 13,083.84-19,625.76-6,163.20

Finding the Fourth Proportional to 13,083.84, 19,625.76 and 6,163.20

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Solution

The fourth proportional to 13,083.84, 19,625.76 and 6,163.20 is: 9,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,083.84 : 19,625.76 = 6,163.20 : x
  2. Step 2: Convert to fraction form
    13,083.84/19,625.76 = 6,163.20/x
  3. Step 3: Cross multiply
    13,083.84x = 19,625.76 × 6,163.20
  4. Step 4: Simplify right side
    13,083.84x = 120,957,484.03
  5. Step 5: Solve for x
    x = 120,957,484.03/13,083.84
  6. Step 6: Final answer
    x = 9,244.80

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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.