Home / 8,288.45-11,437.98-4,511.62

Finding the Fourth Proportional to 8,288.45, 11,437.98 and 4,511.62

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Solution

The fourth proportional to 8,288.45, 11,437.98 and 4,511.62 is: 6,225.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.45 : 11,437.98 = 4,511.62 : x
  2. Step 2: Convert to fraction form
    8,288.45/11,437.98 = 4,511.62/x
  3. Step 3: Cross multiply
    8,288.45x = 11,437.98 × 4,511.62
  4. Step 4: Simplify right side
    8,288.45x = 51,603,790.73
  5. Step 5: Solve for x
    x = 51,603,790.73/8,288.45
  6. Step 6: Final answer
    x = 6,225.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.