Home / 3,510.42-4,844.19-1,938.18

Finding the Fourth Proportional to 3,510.42, 4,844.19 and 1,938.18

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Solution

The fourth proportional to 3,510.42, 4,844.19 and 1,938.18 is: 2,674.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.42 : 4,844.19 = 1,938.18 : x
  2. Step 2: Convert to fraction form
    3,510.42/4,844.19 = 1,938.18/x
  3. Step 3: Cross multiply
    3,510.42x = 4,844.19 × 1,938.18
  4. Step 4: Simplify right side
    3,510.42x = 9,388,912.17
  5. Step 5: Solve for x
    x = 9,388,912.17/3,510.42
  6. Step 6: Final answer
    x = 2,674.58

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Half scale
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Double scale
Find fourth proportional to 3,511.42, 4,845.57 and 1,939.18
Similar ratio
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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.