Home / 1,216.03-1,824.09-1,152.85

Finding the Fourth Proportional to 1,216.03, 1,824.09 and 1,152.85

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Solution

The fourth proportional to 1,216.03, 1,824.09 and 1,152.85 is: 1,729.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216.03 : 1,824.09 = 1,152.85 : x
  2. Step 2: Convert to fraction form
    1,216.03/1,824.09 = 1,152.85/x
  3. Step 3: Cross multiply
    1,216.03x = 1,824.09 × 1,152.85
  4. Step 4: Simplify right side
    1,216.03x = 2,102,902.16
  5. Step 5: Solve for x
    x = 2,102,902.16/1,216.03
  6. Step 6: Final answer
    x = 1,729.32

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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.