Home / 2,283.84-3,423.21-2,099.31

Finding the Fourth Proportional to 2,283.84, 3,423.21 and 2,099.31

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Solution

The fourth proportional to 2,283.84, 3,423.21 and 2,099.31 is: 3,146.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,283.84 : 3,423.21 = 2,099.31 : x
  2. Step 2: Convert to fraction form
    2,283.84/3,423.21 = 2,099.31/x
  3. Step 3: Cross multiply
    2,283.84x = 3,423.21 × 2,099.31
  4. Step 4: Simplify right side
    2,283.84x = 7,186,378.99
  5. Step 5: Solve for x
    x = 7,186,378.99/2,283.84
  6. Step 6: Final answer
    x = 3,146.62

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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.