Home / 6,397.38-9,596.18-1,955.14

Finding the Fourth Proportional to 6,397.38, 9,596.18 and 1,955.14

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Solution

The fourth proportional to 6,397.38, 9,596.18 and 1,955.14 is: 2,932.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,397.38 : 9,596.18 = 1,955.14 : x
  2. Step 2: Convert to fraction form
    6,397.38/9,596.18 = 1,955.14/x
  3. Step 3: Cross multiply
    6,397.38x = 9,596.18 × 1,955.14
  4. Step 4: Simplify right side
    6,397.38x = 18,761,875.37
  5. Step 5: Solve for x
    x = 18,761,875.37/6,397.38
  6. Step 6: Final answer
    x = 2,932.74

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Half scale
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Double scale
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Similar ratio
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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.