Home / 2,178.95-3,269.09-1,522.37

Finding the Fourth Proportional to 2,178.95, 3,269.09 and 1,522.37

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Solution

The fourth proportional to 2,178.95, 3,269.09 and 1,522.37 is: 2,284.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178.95 : 3,269.09 = 1,522.37 : x
  2. Step 2: Convert to fraction form
    2,178.95/3,269.09 = 1,522.37/x
  3. Step 3: Cross multiply
    2,178.95x = 3,269.09 × 1,522.37
  4. Step 4: Simplify right side
    2,178.95x = 4,976,776.52
  5. Step 5: Solve for x
    x = 4,976,776.52/2,178.95
  6. Step 6: Final answer
    x = 2,284.03

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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.