Home / 4,456.91-6,685.41-1,170.34

Finding the Fourth Proportional to 4,456.91, 6,685.41 and 1,170.34

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Solution

The fourth proportional to 4,456.91, 6,685.41 and 1,170.34 is: 1,755.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.91 : 6,685.41 = 1,170.34 : x
  2. Step 2: Convert to fraction form
    4,456.91/6,685.41 = 1,170.34/x
  3. Step 3: Cross multiply
    4,456.91x = 6,685.41 × 1,170.34
  4. Step 4: Simplify right side
    4,456.91x = 7,824,190.41
  5. Step 5: Solve for x
    x = 7,824,190.41/4,456.91
  6. Step 6: Final answer
    x = 1,755.52

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Double scale
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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.