Home / 4,812.18-7,217.46-1,694.50

Finding the Fourth Proportional to 4,812.18, 7,217.46 and 1,694.50

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Solution

The fourth proportional to 4,812.18, 7,217.46 and 1,694.50 is: 2,541.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.18 : 7,217.46 = 1,694.50 : x
  2. Step 2: Convert to fraction form
    4,812.18/7,217.46 = 1,694.50/x
  3. Step 3: Cross multiply
    4,812.18x = 7,217.46 × 1,694.50
  4. Step 4: Simplify right side
    4,812.18x = 12,229,985.97
  5. Step 5: Solve for x
    x = 12,229,985.97/4,812.18
  6. Step 6: Final answer
    x = 2,541.46

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Double scale
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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.