Home / 3,182.84-4,392.88-2,004.28

Finding the Fourth Proportional to 3,182.84, 4,392.88 and 2,004.28

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Solution

The fourth proportional to 3,182.84, 4,392.88 and 2,004.28 is: 2,766.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182.84 : 4,392.88 = 2,004.28 : x
  2. Step 2: Convert to fraction form
    3,182.84/4,392.88 = 2,004.28/x
  3. Step 3: Cross multiply
    3,182.84x = 4,392.88 × 2,004.28
  4. Step 4: Simplify right side
    3,182.84x = 8,804,561.53
  5. Step 5: Solve for x
    x = 8,804,561.53/3,182.84
  6. Step 6: Final answer
    x = 2,766.26

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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.