Home / 6,245.49-9,370.37-2,915.28

Finding the Fourth Proportional to 6,245.49, 9,370.37 and 2,915.28

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Solution

The fourth proportional to 6,245.49, 9,370.37 and 2,915.28 is: 4,373.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,245.49 : 9,370.37 = 2,915.28 : x
  2. Step 2: Convert to fraction form
    6,245.49/9,370.37 = 2,915.28/x
  3. Step 3: Cross multiply
    6,245.49x = 9,370.37 × 2,915.28
  4. Step 4: Simplify right side
    6,245.49x = 27,317,252.25
  5. Step 5: Solve for x
    x = 27,317,252.25/6,245.49
  6. Step 6: Final answer
    x = 4,373.92

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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.