Home / 4,823.28-7,236-2,630.88

Finding the Fourth Proportional to 4,823.28, 7,236 and 2,630.88

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Solution

The fourth proportional to 4,823.28, 7,236 and 2,630.88 is: 3,946.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,823.28 : 7,236 = 2,630.88 : x
  2. Step 2: Convert to fraction form
    4,823.28/7,236 = 2,630.88/x
  3. Step 3: Cross multiply
    4,823.28x = 7,236 × 2,630.88
  4. Step 4: Simplify right side
    4,823.28x = 19,037,047.68
  5. Step 5: Solve for x
    x = 19,037,047.68/4,823.28
  6. Step 6: Final answer
    x = 3,946.91

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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.