Home / 3,790.49-5,229.40-2,373.60

Finding the Fourth Proportional to 3,790.49, 5,229.40 and 2,373.60

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Solution

The fourth proportional to 3,790.49, 5,229.40 and 2,373.60 is: 3,274.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.49 : 5,229.40 = 2,373.60 : x
  2. Step 2: Convert to fraction form
    3,790.49/5,229.40 = 2,373.60/x
  3. Step 3: Cross multiply
    3,790.49x = 5,229.40 × 2,373.60
  4. Step 4: Simplify right side
    3,790.49x = 12,412,503.84
  5. Step 5: Solve for x
    x = 12,412,503.84/3,790.49
  6. Step 6: Final answer
    x = 3,274.64

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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.