Home / 4,651.58-6,977.76-1,188.82

Finding the Fourth Proportional to 4,651.58, 6,977.76 and 1,188.82

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Solution

The fourth proportional to 4,651.58, 6,977.76 and 1,188.82 is: 1,783.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651.58 : 6,977.76 = 1,188.82 : x
  2. Step 2: Convert to fraction form
    4,651.58/6,977.76 = 1,188.82/x
  3. Step 3: Cross multiply
    4,651.58x = 6,977.76 × 1,188.82
  4. Step 4: Simplify right side
    4,651.58x = 8,295,300.64
  5. Step 5: Solve for x
    x = 8,295,300.64/4,651.58
  6. Step 6: Final answer
    x = 1,783.33

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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.