Home / 4,680.72-6,460.73-2,791.70

Finding the Fourth Proportional to 4,680.72, 6,460.73 and 2,791.70

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Solution

The fourth proportional to 4,680.72, 6,460.73 and 2,791.70 is: 3,853.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.72 : 6,460.73 = 2,791.70 : x
  2. Step 2: Convert to fraction form
    4,680.72/6,460.73 = 2,791.70/x
  3. Step 3: Cross multiply
    4,680.72x = 6,460.73 × 2,791.70
  4. Step 4: Simplify right side
    4,680.72x = 18,036,373.68
  5. Step 5: Solve for x
    x = 18,036,373.68/4,680.72
  6. Step 6: Final answer
    x = 3,853.33

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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.