Home / 9,940.56-14,913.18-3,015

Finding the Fourth Proportional to 9,940.56, 14,913.18 and 3,015

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Solution

The fourth proportional to 9,940.56, 14,913.18 and 3,015 is: 4,523.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,940.56 : 14,913.18 = 3,015 : x
  2. Step 2: Convert to fraction form
    9,940.56/14,913.18 = 3,015/x
  3. Step 3: Cross multiply
    9,940.56x = 14,913.18 × 3,015
  4. Step 4: Simplify right side
    9,940.56x = 44,963,237.70
  5. Step 5: Solve for x
    x = 44,963,237.70/9,940.56
  6. Step 6: Final answer
    x = 4,523.21

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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.