Home / 4,118.58-6,178.88-1,196.91

Finding the Fourth Proportional to 4,118.58, 6,178.88 and 1,196.91

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Solution

The fourth proportional to 4,118.58, 6,178.88 and 1,196.91 is: 1,795.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.58 : 6,178.88 = 1,196.91 : x
  2. Step 2: Convert to fraction form
    4,118.58/6,178.88 = 1,196.91/x
  3. Step 3: Cross multiply
    4,118.58x = 6,178.88 × 1,196.91
  4. Step 4: Simplify right side
    4,118.58x = 7,395,566.25
  5. Step 5: Solve for x
    x = 7,395,566.25/4,118.58
  6. Step 6: Final answer
    x = 1,795.66

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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.