Home / 4,134.38-5,705.48-2,271.38

Finding the Fourth Proportional to 4,134.38, 5,705.48 and 2,271.38

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Solution

The fourth proportional to 4,134.38, 5,705.48 and 2,271.38 is: 3,134.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,134.38 : 5,705.48 = 2,271.38 : x
  2. Step 2: Convert to fraction form
    4,134.38/5,705.48 = 2,271.38/x
  3. Step 3: Cross multiply
    4,134.38x = 5,705.48 × 2,271.38
  4. Step 4: Simplify right side
    4,134.38x = 12,959,290.31
  5. Step 5: Solve for x
    x = 12,959,290.31/4,134.38
  6. Step 6: Final answer
    x = 3,134.52

Related Problems

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Half scale
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Double scale
Find fourth proportional to 4,135.38, 5,706.86 and 2,272.38
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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.