Home / 2,992.02-4,128.66-1,733.10

Finding the Fourth Proportional to 2,992.02, 4,128.66 and 1,733.10

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Solution

The fourth proportional to 2,992.02, 4,128.66 and 1,733.10 is: 2,391.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992.02 : 4,128.66 = 1,733.10 : x
  2. Step 2: Convert to fraction form
    2,992.02/4,128.66 = 1,733.10/x
  3. Step 3: Cross multiply
    2,992.02x = 4,128.66 × 1,733.10
  4. Step 4: Simplify right side
    2,992.02x = 7,155,380.65
  5. Step 5: Solve for x
    x = 7,155,380.65/2,992.02
  6. Step 6: Final answer
    x = 2,391.49

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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.