Home / 3,164.23-4,366.60-1,838.76

Finding the Fourth Proportional to 3,164.23, 4,366.60 and 1,838.76

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Solution

The fourth proportional to 3,164.23, 4,366.60 and 1,838.76 is: 2,537.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.23 : 4,366.60 = 1,838.76 : x
  2. Step 2: Convert to fraction form
    3,164.23/4,366.60 = 1,838.76/x
  3. Step 3: Cross multiply
    3,164.23x = 4,366.60 × 1,838.76
  4. Step 4: Simplify right side
    3,164.23x = 8,029,129.42
  5. Step 5: Solve for x
    x = 8,029,129.42/3,164.23
  6. Step 6: Final answer
    x = 2,537.47

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Half scale
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Double scale
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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.