Home / 6,913.75-9,544.38-4,790.89

Finding the Fourth Proportional to 6,913.75, 9,544.38 and 4,790.89

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Solution

The fourth proportional to 6,913.75, 9,544.38 and 4,790.89 is: 6,613.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913.75 : 9,544.38 = 4,790.89 : x
  2. Step 2: Convert to fraction form
    6,913.75/9,544.38 = 4,790.89/x
  3. Step 3: Cross multiply
    6,913.75x = 9,544.38 × 4,790.89
  4. Step 4: Simplify right side
    6,913.75x = 45,726,074.70
  5. Step 5: Solve for x
    x = 45,726,074.70/6,913.75
  6. Step 6: Final answer
    x = 6,613.79

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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.