Home / 4,812.94-7,219.68-1,350.46

Finding the Fourth Proportional to 4,812.94, 7,219.68 and 1,350.46

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Solution

The fourth proportional to 4,812.94, 7,219.68 and 1,350.46 is: 2,025.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.94 : 7,219.68 = 1,350.46 : x
  2. Step 2: Convert to fraction form
    4,812.94/7,219.68 = 1,350.46/x
  3. Step 3: Cross multiply
    4,812.94x = 7,219.68 × 1,350.46
  4. Step 4: Simplify right side
    4,812.94x = 9,749,889.05
  5. Step 5: Solve for x
    x = 9,749,889.05/4,812.94
  6. Step 6: Final answer
    x = 2,025.77

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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.