Home / 8,295.24-12,439.62-3,675

Finding the Fourth Proportional to 8,295.24, 12,439.62 and 3,675

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Solution

The fourth proportional to 8,295.24, 12,439.62 and 3,675 is: 5,511.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,295.24 : 12,439.62 = 3,675 : x
  2. Step 2: Convert to fraction form
    8,295.24/12,439.62 = 3,675/x
  3. Step 3: Cross multiply
    8,295.24x = 12,439.62 × 3,675
  4. Step 4: Simplify right side
    8,295.24x = 45,715,603.50
  5. Step 5: Solve for x
    x = 45,715,603.50/8,295.24
  6. Step 6: Final answer
    x = 5,511.06

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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.