Home / 9,982.44-14,957.24-7,915.72

Finding the Fourth Proportional to 9,982.44, 14,957.24 and 7,915.72

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Solution

The fourth proportional to 9,982.44, 14,957.24 and 7,915.72 is: 11,860.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982.44 : 14,957.24 = 7,915.72 : x
  2. Step 2: Convert to fraction form
    9,982.44/14,957.24 = 7,915.72/x
  3. Step 3: Cross multiply
    9,982.44x = 14,957.24 × 7,915.72
  4. Step 4: Simplify right side
    9,982.44x = 118,397,323.81
  5. Step 5: Solve for x
    x = 118,397,323.81/9,982.44
  6. Step 6: Final answer
    x = 11,860.56

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1.5x scale

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.