Home / 3,235.40-4,460.23-2,171.27

Finding the Fourth Proportional to 3,235.40, 4,460.23 and 2,171.27

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Solution

The fourth proportional to 3,235.40, 4,460.23 and 2,171.27 is: 2,993.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235.40 : 4,460.23 = 2,171.27 : x
  2. Step 2: Convert to fraction form
    3,235.40/4,460.23 = 2,171.27/x
  3. Step 3: Cross multiply
    3,235.40x = 4,460.23 × 2,171.27
  4. Step 4: Simplify right side
    3,235.40x = 9,684,363.59
  5. Step 5: Solve for x
    x = 9,684,363.59/3,235.40
  6. Step 6: Final answer
    x = 2,993.25

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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.