Home / 6,826.04-9,418.72-3,842

Finding the Fourth Proportional to 6,826.04, 9,418.72 and 3,842

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Solution

The fourth proportional to 6,826.04, 9,418.72 and 3,842 is: 5,301.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,826.04 : 9,418.72 = 3,842 : x
  2. Step 2: Convert to fraction form
    6,826.04/9,418.72 = 3,842/x
  3. Step 3: Cross multiply
    6,826.04x = 9,418.72 × 3,842
  4. Step 4: Simplify right side
    6,826.04x = 36,186,722.24
  5. Step 5: Solve for x
    x = 36,186,722.24/6,826.04
  6. Step 6: Final answer
    x = 5,301.28

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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.