Home / 10,775.69-16,157.04-4,112.63

Finding the Fourth Proportional to 10,775.69, 16,157.04 and 4,112.63

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Solution

The fourth proportional to 10,775.69, 16,157.04 and 4,112.63 is: 6,166.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,775.69 : 16,157.04 = 4,112.63 : x
  2. Step 2: Convert to fraction form
    10,775.69/16,157.04 = 4,112.63/x
  3. Step 3: Cross multiply
    10,775.69x = 16,157.04 × 4,112.63
  4. Step 4: Simplify right side
    10,775.69x = 66,447,846.63
  5. Step 5: Solve for x
    x = 66,447,846.63/10,775.69
  6. Step 6: Final answer
    x = 6,166.46

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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.