Home / 2,855.05-4,281.26-2,237.42

Finding the Fourth Proportional to 2,855.05, 4,281.26 and 2,237.42

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Solution

The fourth proportional to 2,855.05, 4,281.26 and 2,237.42 is: 3,355.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855.05 : 4,281.26 = 2,237.42 : x
  2. Step 2: Convert to fraction form
    2,855.05/4,281.26 = 2,237.42/x
  3. Step 3: Cross multiply
    2,855.05x = 4,281.26 × 2,237.42
  4. Step 4: Simplify right side
    2,855.05x = 9,578,976.27
  5. Step 5: Solve for x
    x = 9,578,976.27/2,855.05
  6. Step 6: Final answer
    x = 3,355.10

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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.