Home / 4,813.12-7,219.86-1,350.46

Finding the Fourth Proportional to 4,813.12, 7,219.86 and 1,350.46

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Solution

The fourth proportional to 4,813.12, 7,219.86 and 1,350.46 is: 2,025.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.12 : 7,219.86 = 1,350.46 : x
  2. Step 2: Convert to fraction form
    4,813.12/7,219.86 = 1,350.46/x
  3. Step 3: Cross multiply
    4,813.12x = 7,219.86 × 1,350.46
  4. Step 4: Simplify right side
    4,813.12x = 9,750,132.14
  5. Step 5: Solve for x
    x = 9,750,132.14/4,813.12
  6. Step 6: Final answer
    x = 2,025.74

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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.