Home / 6,699.45-10,040.50-5,768.76

Finding the Fourth Proportional to 6,699.45, 10,040.50 and 5,768.76

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Solution

The fourth proportional to 6,699.45, 10,040.50 and 5,768.76 is: 8,645.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,699.45 : 10,040.50 = 5,768.76 : x
  2. Step 2: Convert to fraction form
    6,699.45/10,040.50 = 5,768.76/x
  3. Step 3: Cross multiply
    6,699.45x = 10,040.50 × 5,768.76
  4. Step 4: Simplify right side
    6,699.45x = 57,921,234.78
  5. Step 5: Solve for x
    x = 57,921,234.78/6,699.45
  6. Step 6: Final answer
    x = 8,645.67

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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.