Home / 2,160.49-3,237.67-1,671.25

Finding the Fourth Proportional to 2,160.49, 3,237.67 and 1,671.25

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Solution

The fourth proportional to 2,160.49, 3,237.67 and 1,671.25 is: 2,504.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160.49 : 3,237.67 = 1,671.25 : x
  2. Step 2: Convert to fraction form
    2,160.49/3,237.67 = 1,671.25/x
  3. Step 3: Cross multiply
    2,160.49x = 3,237.67 × 1,671.25
  4. Step 4: Simplify right side
    2,160.49x = 5,410,955.99
  5. Step 5: Solve for x
    x = 5,410,955.99/2,160.49
  6. Step 6: Final answer
    x = 2,504.50

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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.