Home / 7,180.34-10,771.31-3,283.70

Finding the Fourth Proportional to 7,180.34, 10,771.31 and 3,283.70

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Solution

The fourth proportional to 7,180.34, 10,771.31 and 3,283.70 is: 4,925.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,180.34 : 10,771.31 = 3,283.70 : x
  2. Step 2: Convert to fraction form
    7,180.34/10,771.31 = 3,283.70/x
  3. Step 3: Cross multiply
    7,180.34x = 10,771.31 × 3,283.70
  4. Step 4: Simplify right side
    7,180.34x = 35,369,680.37
  5. Step 5: Solve for x
    x = 35,369,680.37/7,180.34
  6. Step 6: Final answer
    x = 4,925.91

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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.