Home / 6,178.05-8,515.80-4,849.52

Finding the Fourth Proportional to 6,178.05, 8,515.80 and 4,849.52

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Solution

The fourth proportional to 6,178.05, 8,515.80 and 4,849.52 is: 6,684.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178.05 : 8,515.80 = 4,849.52 : x
  2. Step 2: Convert to fraction form
    6,178.05/8,515.80 = 4,849.52/x
  3. Step 3: Cross multiply
    6,178.05x = 8,515.80 × 4,849.52
  4. Step 4: Simplify right side
    6,178.05x = 41,297,499.84
  5. Step 5: Solve for x
    x = 41,297,499.84/6,178.05
  6. Step 6: Final answer
    x = 6,684.55

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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.