Home / 7,348.41-10,141.31-4,161.67

Finding the Fourth Proportional to 7,348.41, 10,141.31 and 4,161.67

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Solution

The fourth proportional to 7,348.41, 10,141.31 and 4,161.67 is: 5,743.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,348.41 : 10,141.31 = 4,161.67 : x
  2. Step 2: Convert to fraction form
    7,348.41/10,141.31 = 4,161.67/x
  3. Step 3: Cross multiply
    7,348.41x = 10,141.31 × 4,161.67
  4. Step 4: Simplify right side
    7,348.41x = 42,204,770.64
  5. Step 5: Solve for x
    x = 42,204,770.64/7,348.41
  6. Step 6: Final answer
    x = 5,743.39

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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.