Home / 4,887.96-7,334.57-3,245.28

Finding the Fourth Proportional to 4,887.96, 7,334.57 and 3,245.28

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Solution

The fourth proportional to 4,887.96, 7,334.57 and 3,245.28 is: 4,869.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.96 : 7,334.57 = 3,245.28 : x
  2. Step 2: Convert to fraction form
    4,887.96/7,334.57 = 3,245.28/x
  3. Step 3: Cross multiply
    4,887.96x = 7,334.57 × 3,245.28
  4. Step 4: Simplify right side
    4,887.96x = 23,802,741.44
  5. Step 5: Solve for x
    x = 23,802,741.44/4,887.96
  6. Step 6: Final answer
    x = 4,869.67

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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.