Home / 4,632.90-6,391.82-2,642.02

Finding the Fourth Proportional to 4,632.90, 6,391.82 and 2,642.02

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Solution

The fourth proportional to 4,632.90, 6,391.82 and 2,642.02 is: 3,645.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,632.90 : 6,391.82 = 2,642.02 : x
  2. Step 2: Convert to fraction form
    4,632.90/6,391.82 = 2,642.02/x
  3. Step 3: Cross multiply
    4,632.90x = 6,391.82 × 2,642.02
  4. Step 4: Simplify right side
    4,632.90x = 16,887,316.28
  5. Step 5: Solve for x
    x = 16,887,316.28/4,632.90
  6. Step 6: Final answer
    x = 3,645.09

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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.