Home / 4,899.28-7,334.34-2,945.56

Finding the Fourth Proportional to 4,899.28, 7,334.34 and 2,945.56

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Solution

The fourth proportional to 4,899.28, 7,334.34 and 2,945.56 is: 4,409.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.28 : 7,334.34 = 2,945.56 : x
  2. Step 2: Convert to fraction form
    4,899.28/7,334.34 = 2,945.56/x
  3. Step 3: Cross multiply
    4,899.28x = 7,334.34 × 2,945.56
  4. Step 4: Simplify right side
    4,899.28x = 21,603,738.53
  5. Step 5: Solve for x
    x = 21,603,738.53/4,899.28
  6. Step 6: Final answer
    x = 4,409.57

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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.