Home / 7,680.21-10,597.73-4,846.49

Finding the Fourth Proportional to 7,680.21, 10,597.73 and 4,846.49

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Solution

The fourth proportional to 7,680.21, 10,597.73 and 4,846.49 is: 6,687.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680.21 : 10,597.73 = 4,846.49 : x
  2. Step 2: Convert to fraction form
    7,680.21/10,597.73 = 4,846.49/x
  3. Step 3: Cross multiply
    7,680.21x = 10,597.73 × 4,846.49
  4. Step 4: Simplify right side
    7,680.21x = 51,361,792.47
  5. Step 5: Solve for x
    x = 51,361,792.47/7,680.21
  6. Step 6: Final answer
    x = 6,687.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.