Home / 2,280.15-3,396.26-2,173.50

Finding the Fourth Proportional to 2,280.15, 3,396.26 and 2,173.50

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Solution

The fourth proportional to 2,280.15, 3,396.26 and 2,173.50 is: 3,237.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280.15 : 3,396.26 = 2,173.50 : x
  2. Step 2: Convert to fraction form
    2,280.15/3,396.26 = 2,173.50/x
  3. Step 3: Cross multiply
    2,280.15x = 3,396.26 × 2,173.50
  4. Step 4: Simplify right side
    2,280.15x = 7,381,776.54
  5. Step 5: Solve for x
    x = 7,381,776.54/2,280.15
  6. Step 6: Final answer
    x = 3,237.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.