Home / 2,328.53-3,213.50-1,333.85

Finding the Fourth Proportional to 2,328.53, 3,213.50 and 1,333.85

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Solution

The fourth proportional to 2,328.53, 3,213.50 and 1,333.85 is: 1,840.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328.53 : 3,213.50 = 1,333.85 : x
  2. Step 2: Convert to fraction form
    2,328.53/3,213.50 = 1,333.85/x
  3. Step 3: Cross multiply
    2,328.53x = 3,213.50 × 1,333.85
  4. Step 4: Simplify right side
    2,328.53x = 4,286,304.24
  5. Step 5: Solve for x
    x = 4,286,304.24/2,328.53
  6. Step 6: Final answer
    x = 1,840.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.