Home / 8,288.80-11,438.36-4,511.84

Finding the Fourth Proportional to 8,288.80, 11,438.36 and 4,511.84

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Solution

The fourth proportional to 8,288.80, 11,438.36 and 4,511.84 is: 6,226.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.80 : 11,438.36 = 4,511.84 : x
  2. Step 2: Convert to fraction form
    8,288.80/11,438.36 = 4,511.84/x
  3. Step 3: Cross multiply
    8,288.80x = 11,438.36 × 4,511.84
  4. Step 4: Simplify right side
    8,288.80x = 51,608,050.18
  5. Step 5: Solve for x
    x = 51,608,050.18/8,288.80
  6. Step 6: Final answer
    x = 6,226.24

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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.