Home / 7,331.12-10,996.68-1,784.46

Finding the Fourth Proportional to 7,331.12, 10,996.68 and 1,784.46

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Solution

The fourth proportional to 7,331.12, 10,996.68 and 1,784.46 is: 2,676.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.12 : 10,996.68 = 1,784.46 : x
  2. Step 2: Convert to fraction form
    7,331.12/10,996.68 = 1,784.46/x
  3. Step 3: Cross multiply
    7,331.12x = 10,996.68 × 1,784.46
  4. Step 4: Simplify right side
    7,331.12x = 19,623,163.08
  5. Step 5: Solve for x
    x = 19,623,163.08/7,331.12
  6. Step 6: Final answer
    x = 2,676.69

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Similar ratio
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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.