Home / 6,971.14-9,620.19-3,827.53

Finding the Fourth Proportional to 6,971.14, 9,620.19 and 3,827.53

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Solution

The fourth proportional to 6,971.14, 9,620.19 and 3,827.53 is: 5,281.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971.14 : 9,620.19 = 3,827.53 : x
  2. Step 2: Convert to fraction form
    6,971.14/9,620.19 = 3,827.53/x
  3. Step 3: Cross multiply
    6,971.14x = 9,620.19 × 3,827.53
  4. Step 4: Simplify right side
    6,971.14x = 36,821,498.59
  5. Step 5: Solve for x
    x = 36,821,498.59/6,971.14
  6. Step 6: Final answer
    x = 5,281.99

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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.