Home / 6,915.66-10,367.73-4,980.30

Finding the Fourth Proportional to 6,915.66, 10,367.73 and 4,980.30

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Solution

The fourth proportional to 6,915.66, 10,367.73 and 4,980.30 is: 7,466.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915.66 : 10,367.73 = 4,980.30 : x
  2. Step 2: Convert to fraction form
    6,915.66/10,367.73 = 4,980.30/x
  3. Step 3: Cross multiply
    6,915.66x = 10,367.73 × 4,980.30
  4. Step 4: Simplify right side
    6,915.66x = 51,634,405.72
  5. Step 5: Solve for x
    x = 51,634,405.72/6,915.66
  6. Step 6: Final answer
    x = 7,466.30

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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.