Home / 4,790.35-7,186.61-1,670.23

Finding the Fourth Proportional to 4,790.35, 7,186.61 and 1,670.23

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Solution

The fourth proportional to 4,790.35, 7,186.61 and 1,670.23 is: 2,505.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.35 : 7,186.61 = 1,670.23 : x
  2. Step 2: Convert to fraction form
    4,790.35/7,186.61 = 1,670.23/x
  3. Step 3: Cross multiply
    4,790.35x = 7,186.61 × 1,670.23
  4. Step 4: Simplify right side
    4,790.35x = 12,003,291.62
  5. Step 5: Solve for x
    x = 12,003,291.62/4,790.35
  6. Step 6: Final answer
    x = 2,505.72

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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.