Home / 11,277.07-16,915.20-2,957.02

Finding the Fourth Proportional to 11,277.07, 16,915.20 and 2,957.02

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Solution

The fourth proportional to 11,277.07, 16,915.20 and 2,957.02 is: 4,435.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,277.07 : 16,915.20 = 2,957.02 : x
  2. Step 2: Convert to fraction form
    11,277.07/16,915.20 = 2,957.02/x
  3. Step 3: Cross multiply
    11,277.07x = 16,915.20 × 2,957.02
  4. Step 4: Simplify right side
    11,277.07x = 50,018,584.70
  5. Step 5: Solve for x
    x = 50,018,584.70/11,277.07
  6. Step 6: Final answer
    x = 4,435.42

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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.