Home / 4,318.35-6,477.86-1,198.32

Finding the Fourth Proportional to 4,318.35, 6,477.86 and 1,198.32

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Solution

The fourth proportional to 4,318.35, 6,477.86 and 1,198.32 is: 1,797.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318.35 : 6,477.86 = 1,198.32 : x
  2. Step 2: Convert to fraction form
    4,318.35/6,477.86 = 1,198.32/x
  3. Step 3: Cross multiply
    4,318.35x = 6,477.86 × 1,198.32
  4. Step 4: Simplify right side
    4,318.35x = 7,762,543.20
  5. Step 5: Solve for x
    x = 7,762,543.20/4,318.35
  6. Step 6: Final answer
    x = 1,797.57

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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.