Home / 8,849.99-13,280.39-3,655.19

Finding the Fourth Proportional to 8,849.99, 13,280.39 and 3,655.19

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Solution

The fourth proportional to 8,849.99, 13,280.39 and 3,655.19 is: 5,485.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,849.99 : 13,280.39 = 3,655.19 : x
  2. Step 2: Convert to fraction form
    8,849.99/13,280.39 = 3,655.19/x
  3. Step 3: Cross multiply
    8,849.99x = 13,280.39 × 3,655.19
  4. Step 4: Simplify right side
    8,849.99x = 48,542,348.72
  5. Step 5: Solve for x
    x = 48,542,348.72/8,849.99
  6. Step 6: Final answer
    x = 5,485.02

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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.