Home / 8,933.94-13,391.45-3,005.18

Finding the Fourth Proportional to 8,933.94, 13,391.45 and 3,005.18

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Solution

The fourth proportional to 8,933.94, 13,391.45 and 3,005.18 is: 4,504.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,933.94 : 13,391.45 = 3,005.18 : x
  2. Step 2: Convert to fraction form
    8,933.94/13,391.45 = 3,005.18/x
  3. Step 3: Cross multiply
    8,933.94x = 13,391.45 × 3,005.18
  4. Step 4: Simplify right side
    8,933.94x = 40,243,758.70
  5. Step 5: Solve for x
    x = 40,243,758.70/8,933.94
  6. Step 6: Final answer
    x = 4,504.59

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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.