Home / 2,812.04-4,217.63-962.73

Finding the Fourth Proportional to 2,812.04, 4,217.63 and 962.73

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Solution

The fourth proportional to 2,812.04, 4,217.63 and 962.73 is: 1,443.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812.04 : 4,217.63 = 962.73 : x
  2. Step 2: Convert to fraction form
    2,812.04/4,217.63 = 962.73/x
  3. Step 3: Cross multiply
    2,812.04x = 4,217.63 × 962.73
  4. Step 4: Simplify right side
    2,812.04x = 4,060,434.12
  5. Step 5: Solve for x
    x = 4,060,434.12/2,812.04
  6. Step 6: Final answer
    x = 1,443.95

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1.5x scale

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.