Home / 3,255-4,882.58-1,175.18

Finding the Fourth Proportional to 3,255, 4,882.58 and 1,175.18

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Solution

The fourth proportional to 3,255, 4,882.58 and 1,175.18 is: 1,762.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255 : 4,882.58 = 1,175.18 : x
  2. Step 2: Convert to fraction form
    3,255/4,882.58 = 1,175.18/x
  3. Step 3: Cross multiply
    3,255x = 4,882.58 × 1,175.18
  4. Step 4: Simplify right side
    3,255x = 5,737,910.36
  5. Step 5: Solve for x
    x = 5,737,910.36/3,255
  6. Step 6: Final answer
    x = 1,762.80

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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.