Home / 11,225.61-16,839.28-6,546.09

Finding the Fourth Proportional to 11,225.61, 16,839.28 and 6,546.09

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Solution

The fourth proportional to 11,225.61, 16,839.28 and 6,546.09 is: 9,819.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,225.61 : 16,839.28 = 6,546.09 : x
  2. Step 2: Convert to fraction form
    11,225.61/16,839.28 = 6,546.09/x
  3. Step 3: Cross multiply
    11,225.61x = 16,839.28 × 6,546.09
  4. Step 4: Simplify right side
    11,225.61x = 110,231,484.80
  5. Step 5: Solve for x
    x = 110,231,484.80/11,225.61
  6. Step 6: Final answer
    x = 9,819.64

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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.