Home / 4,790.12-7,182.84-1,670.04

Finding the Fourth Proportional to 4,790.12, 7,182.84 and 1,670.04

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Solution

The fourth proportional to 4,790.12, 7,182.84 and 1,670.04 is: 2,504.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.12 : 7,182.84 = 1,670.04 : x
  2. Step 2: Convert to fraction form
    4,790.12/7,182.84 = 1,670.04/x
  3. Step 3: Cross multiply
    4,790.12x = 7,182.84 × 1,670.04
  4. Step 4: Simplify right side
    4,790.12x = 11,995,630.11
  5. Step 5: Solve for x
    x = 11,995,630.11/4,790.12
  6. Step 6: Final answer
    x = 2,504.25

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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.