Home / 8,370.05-12,554.39-2,823.28

Finding the Fourth Proportional to 8,370.05, 12,554.39 and 2,823.28

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Solution

The fourth proportional to 8,370.05, 12,554.39 and 2,823.28 is: 4,234.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,370.05 : 12,554.39 = 2,823.28 : x
  2. Step 2: Convert to fraction form
    8,370.05/12,554.39 = 2,823.28/x
  3. Step 3: Cross multiply
    8,370.05x = 12,554.39 × 2,823.28
  4. Step 4: Simplify right side
    8,370.05x = 35,444,558.20
  5. Step 5: Solve for x
    x = 35,444,558.20/8,370.05
  6. Step 6: Final answer
    x = 4,234.69

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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.