Home / 7,160.72-10,741.35-2,230.79

Finding the Fourth Proportional to 7,160.72, 10,741.35 and 2,230.79

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Solution

The fourth proportional to 7,160.72, 10,741.35 and 2,230.79 is: 3,346.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,160.72 : 10,741.35 = 2,230.79 : x
  2. Step 2: Convert to fraction form
    7,160.72/10,741.35 = 2,230.79/x
  3. Step 3: Cross multiply
    7,160.72x = 10,741.35 × 2,230.79
  4. Step 4: Simplify right side
    7,160.72x = 23,961,696.17
  5. Step 5: Solve for x
    x = 23,961,696.17/7,160.72
  6. Step 6: Final answer
    x = 3,346.27

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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.