Home / 3,006.23-4,509.82-926.23

Finding the Fourth Proportional to 3,006.23, 4,509.82 and 926.23

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Solution

The fourth proportional to 3,006.23, 4,509.82 and 926.23 is: 1,389.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.23 : 4,509.82 = 926.23 : x
  2. Step 2: Convert to fraction form
    3,006.23/4,509.82 = 926.23/x
  3. Step 3: Cross multiply
    3,006.23x = 4,509.82 × 926.23
  4. Step 4: Simplify right side
    3,006.23x = 4,177,108.03
  5. Step 5: Solve for x
    x = 4,177,108.03/3,006.23
  6. Step 6: Final answer
    x = 1,389.49

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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.