Home / 5,488.85-8,235.39-3,299.15

Finding the Fourth Proportional to 5,488.85, 8,235.39 and 3,299.15

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Solution

The fourth proportional to 5,488.85, 8,235.39 and 3,299.15 is: 4,950.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.85 : 8,235.39 = 3,299.15 : x
  2. Step 2: Convert to fraction form
    5,488.85/8,235.39 = 3,299.15/x
  3. Step 3: Cross multiply
    5,488.85x = 8,235.39 × 3,299.15
  4. Step 4: Simplify right side
    5,488.85x = 27,169,786.92
  5. Step 5: Solve for x
    x = 27,169,786.92/5,488.85
  6. Step 6: Final answer
    x = 4,950.00

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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.