Home / 3,824.40-5,274.70-2,565.04

Finding the Fourth Proportional to 3,824.40, 5,274.70 and 2,565.04

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Solution

The fourth proportional to 3,824.40, 5,274.70 and 2,565.04 is: 3,537.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824.40 : 5,274.70 = 2,565.04 : x
  2. Step 2: Convert to fraction form
    3,824.40/5,274.70 = 2,565.04/x
  3. Step 3: Cross multiply
    3,824.40x = 5,274.70 × 2,565.04
  4. Step 4: Simplify right side
    3,824.40x = 13,529,816.49
  5. Step 5: Solve for x
    x = 13,529,816.49/3,824.40
  6. Step 6: Final answer
    x = 3,537.76

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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.