Home / 6,512.12-9,768.64-2,616.53

Finding the Fourth Proportional to 6,512.12, 9,768.64 and 2,616.53

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Solution

The fourth proportional to 6,512.12, 9,768.64 and 2,616.53 is: 3,924.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,512.12 : 9,768.64 = 2,616.53 : x
  2. Step 2: Convert to fraction form
    6,512.12/9,768.64 = 2,616.53/x
  3. Step 3: Cross multiply
    6,512.12x = 9,768.64 × 2,616.53
  4. Step 4: Simplify right side
    6,512.12x = 25,559,939.62
  5. Step 5: Solve for x
    x = 25,559,939.62/6,512.12
  6. Step 6: Final answer
    x = 3,924.98

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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.