Home / 6,738.54-9,294.96-4,820.79

Finding the Fourth Proportional to 6,738.54, 9,294.96 and 4,820.79

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Solution

The fourth proportional to 6,738.54, 9,294.96 and 4,820.79 is: 6,649.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,738.54 : 9,294.96 = 4,820.79 : x
  2. Step 2: Convert to fraction form
    6,738.54/9,294.96 = 4,820.79/x
  3. Step 3: Cross multiply
    6,738.54x = 9,294.96 × 4,820.79
  4. Step 4: Simplify right side
    6,738.54x = 44,809,050.22
  5. Step 5: Solve for x
    x = 44,809,050.22/6,738.54
  6. Step 6: Final answer
    x = 6,649.67

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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.