Home / 10,091.84-15,135.96-3,070.15

Finding the Fourth Proportional to 10,091.84, 15,135.96 and 3,070.15

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Solution

The fourth proportional to 10,091.84, 15,135.96 and 3,070.15 is: 4,604.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,091.84 : 15,135.96 = 3,070.15 : x
  2. Step 2: Convert to fraction form
    10,091.84/15,135.96 = 3,070.15/x
  3. Step 3: Cross multiply
    10,091.84x = 15,135.96 × 3,070.15
  4. Step 4: Simplify right side
    10,091.84x = 46,469,591.91
  5. Step 5: Solve for x
    x = 46,469,591.91/10,091.84
  6. Step 6: Final answer
    x = 4,604.67

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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.