Home / 2,331.45-3,489.89-1,671.17

Finding the Fourth Proportional to 2,331.45, 3,489.89 and 1,671.17

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Solution

The fourth proportional to 2,331.45, 3,489.89 and 1,671.17 is: 2,501.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.45 : 3,489.89 = 1,671.17 : x
  2. Step 2: Convert to fraction form
    2,331.45/3,489.89 = 1,671.17/x
  3. Step 3: Cross multiply
    2,331.45x = 3,489.89 × 1,671.17
  4. Step 4: Simplify right side
    2,331.45x = 5,832,173.67
  5. Step 5: Solve for x
    x = 5,832,173.67/2,331.45
  6. Step 6: Final answer
    x = 2,501.52

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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.