Home / 2,828.67-3,903.12-2,033.52

Finding the Fourth Proportional to 2,828.67, 3,903.12 and 2,033.52

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Solution

The fourth proportional to 2,828.67, 3,903.12 and 2,033.52 is: 2,805.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828.67 : 3,903.12 = 2,033.52 : x
  2. Step 2: Convert to fraction form
    2,828.67/3,903.12 = 2,033.52/x
  3. Step 3: Cross multiply
    2,828.67x = 3,903.12 × 2,033.52
  4. Step 4: Simplify right side
    2,828.67x = 7,937,072.58
  5. Step 5: Solve for x
    x = 7,937,072.58/2,828.67
  6. Step 6: Final answer
    x = 2,805.94

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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.