Home / 4,274.64-5,885.28-3,722.40

Finding the Fourth Proportional to 4,274.64, 5,885.28 and 3,722.40

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Solution

The fourth proportional to 4,274.64, 5,885.28 and 3,722.40 is: 5,124.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,274.64 : 5,885.28 = 3,722.40 : x
  2. Step 2: Convert to fraction form
    4,274.64/5,885.28 = 3,722.40/x
  3. Step 3: Cross multiply
    4,274.64x = 5,885.28 × 3,722.40
  4. Step 4: Simplify right side
    4,274.64x = 21,907,366.27
  5. Step 5: Solve for x
    x = 21,907,366.27/4,274.64
  6. Step 6: Final answer
    x = 5,124.96

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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.