Home / 5,674.23-8,511.35-1,778.94

Finding the Fourth Proportional to 5,674.23, 8,511.35 and 1,778.94

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Solution

The fourth proportional to 5,674.23, 8,511.35 and 1,778.94 is: 2,668.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,674.23 : 8,511.35 = 1,778.94 : x
  2. Step 2: Convert to fraction form
    5,674.23/8,511.35 = 1,778.94/x
  3. Step 3: Cross multiply
    5,674.23x = 8,511.35 × 1,778.94
  4. Step 4: Simplify right side
    5,674.23x = 15,141,172.07
  5. Step 5: Solve for x
    x = 15,141,172.07/5,674.23
  6. Step 6: Final answer
    x = 2,668.41

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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.