Home / 8,288.36-11,438.18-4,511.77

Finding the Fourth Proportional to 8,288.36, 11,438.18 and 4,511.77

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Solution

The fourth proportional to 8,288.36, 11,438.18 and 4,511.77 is: 6,226.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.36 : 11,438.18 = 4,511.77 : x
  2. Step 2: Convert to fraction form
    8,288.36/11,438.18 = 4,511.77/x
  3. Step 3: Cross multiply
    8,288.36x = 11,438.18 × 4,511.77
  4. Step 4: Simplify right side
    8,288.36x = 51,606,465.97
  5. Step 5: Solve for x
    x = 51,606,465.97/8,288.36
  6. Step 6: Final answer
    x = 6,226.38

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Half scale
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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.