Home / 3,171.39-4,374.75-1,844.94

Finding the Fourth Proportional to 3,171.39, 4,374.75 and 1,844.94

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Solution

The fourth proportional to 3,171.39, 4,374.75 and 1,844.94 is: 2,545.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171.39 : 4,374.75 = 1,844.94 : x
  2. Step 2: Convert to fraction form
    3,171.39/4,374.75 = 1,844.94/x
  3. Step 3: Cross multiply
    3,171.39x = 4,374.75 × 1,844.94
  4. Step 4: Simplify right side
    3,171.39x = 8,071,174.59
  5. Step 5: Solve for x
    x = 8,071,174.59/3,171.39
  6. Step 6: Final answer
    x = 2,545.00

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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.