Home / 7,164.85-10,741.69-3,414.67

Finding the Fourth Proportional to 7,164.85, 10,741.69 and 3,414.67

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Solution

The fourth proportional to 7,164.85, 10,741.69 and 3,414.67 is: 5,119.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,164.85 : 10,741.69 = 3,414.67 : x
  2. Step 2: Convert to fraction form
    7,164.85/10,741.69 = 3,414.67/x
  3. Step 3: Cross multiply
    7,164.85x = 10,741.69 × 3,414.67
  4. Step 4: Simplify right side
    7,164.85x = 36,679,326.59
  5. Step 5: Solve for x
    x = 36,679,326.59/7,164.85
  6. Step 6: Final answer
    x = 5,119.34

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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.