Home / 3,040.81-4,196.21-1,845.95

Finding the Fourth Proportional to 3,040.81, 4,196.21 and 1,845.95

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Solution

The fourth proportional to 3,040.81, 4,196.21 and 1,845.95 is: 2,547.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.81 : 4,196.21 = 1,845.95 : x
  2. Step 2: Convert to fraction form
    3,040.81/4,196.21 = 1,845.95/x
  3. Step 3: Cross multiply
    3,040.81x = 4,196.21 × 1,845.95
  4. Step 4: Simplify right side
    3,040.81x = 7,745,963.64
  5. Step 5: Solve for x
    x = 7,745,963.64/3,040.81
  6. Step 6: Final answer
    x = 2,547.34

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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.