Home / 6,282.87-8,669.71-3,631.13

Finding the Fourth Proportional to 6,282.87, 8,669.71 and 3,631.13

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Solution

The fourth proportional to 6,282.87, 8,669.71 and 3,631.13 is: 5,010.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,282.87 : 8,669.71 = 3,631.13 : x
  2. Step 2: Convert to fraction form
    6,282.87/8,669.71 = 3,631.13/x
  3. Step 3: Cross multiply
    6,282.87x = 8,669.71 × 3,631.13
  4. Step 4: Simplify right side
    6,282.87x = 31,480,844.07
  5. Step 5: Solve for x
    x = 31,480,844.07/6,282.87
  6. Step 6: Final answer
    x = 5,010.58

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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.