Home / 11,306.20-16,959.30-7,369.60

Finding the Fourth Proportional to 11,306.20, 16,959.30 and 7,369.60

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Solution

The fourth proportional to 11,306.20, 16,959.30 and 7,369.60 is: 11,054.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,306.20 : 16,959.30 = 7,369.60 : x
  2. Step 2: Convert to fraction form
    11,306.20/16,959.30 = 7,369.60/x
  3. Step 3: Cross multiply
    11,306.20x = 16,959.30 × 7,369.60
  4. Step 4: Simplify right side
    11,306.20x = 124,983,257.28
  5. Step 5: Solve for x
    x = 124,983,257.28/11,306.20
  6. Step 6: Final answer
    x = 11,054.40

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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.