Home / 9,073.09-13,615.41-4,915.99

Finding the Fourth Proportional to 9,073.09, 13,615.41 and 4,915.99

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Solution

The fourth proportional to 9,073.09, 13,615.41 and 4,915.99 is: 7,377.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,073.09 : 13,615.41 = 4,915.99 : x
  2. Step 2: Convert to fraction form
    9,073.09/13,615.41 = 4,915.99/x
  3. Step 3: Cross multiply
    9,073.09x = 13,615.41 × 4,915.99
  4. Step 4: Simplify right side
    9,073.09x = 66,933,219.41
  5. Step 5: Solve for x
    x = 66,933,219.41/9,073.09
  6. Step 6: Final answer
    x = 7,377.11

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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.