Home / 4,817.89-7,228.04-1,355.14

Finding the Fourth Proportional to 4,817.89, 7,228.04 and 1,355.14

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Solution

The fourth proportional to 4,817.89, 7,228.04 and 1,355.14 is: 2,033.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.89 : 7,228.04 = 1,355.14 : x
  2. Step 2: Convert to fraction form
    4,817.89/7,228.04 = 1,355.14/x
  3. Step 3: Cross multiply
    4,817.89x = 7,228.04 × 1,355.14
  4. Step 4: Simplify right side
    4,817.89x = 9,794,991.44
  5. Step 5: Solve for x
    x = 9,794,991.44/4,817.89
  6. Step 6: Final answer
    x = 2,033.05

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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.