Home / 6,386.26-9,571.28-2,872.52

Finding the Fourth Proportional to 6,386.26, 9,571.28 and 2,872.52

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Solution

The fourth proportional to 6,386.26, 9,571.28 and 2,872.52 is: 4,305.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386.26 : 9,571.28 = 2,872.52 : x
  2. Step 2: Convert to fraction form
    6,386.26/9,571.28 = 2,872.52/x
  3. Step 3: Cross multiply
    6,386.26x = 9,571.28 × 2,872.52
  4. Step 4: Simplify right side
    6,386.26x = 27,493,631.01
  5. Step 5: Solve for x
    x = 27,493,631.01/6,386.26
  6. Step 6: Final answer
    x = 4,305.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.