Home / 7,966.20-11,934.90-7,044.60

Finding the Fourth Proportional to 7,966.20, 11,934.90 and 7,044.60

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Solution

The fourth proportional to 7,966.20, 11,934.90 and 7,044.60 is: 10,554.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,966.20 : 11,934.90 = 7,044.60 : x
  2. Step 2: Convert to fraction form
    7,966.20/11,934.90 = 7,044.60/x
  3. Step 3: Cross multiply
    7,966.20x = 11,934.90 × 7,044.60
  4. Step 4: Simplify right side
    7,966.20x = 84,076,596.54
  5. Step 5: Solve for x
    x = 84,076,596.54/7,966.20
  6. Step 6: Final answer
    x = 10,554.17

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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.