Home / 7,326.48-10,992.12-2,942.76

Finding the Fourth Proportional to 7,326.48, 10,992.12 and 2,942.76

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Solution

The fourth proportional to 7,326.48, 10,992.12 and 2,942.76 is: 4,415.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326.48 : 10,992.12 = 2,942.76 : x
  2. Step 2: Convert to fraction form
    7,326.48/10,992.12 = 2,942.76/x
  3. Step 3: Cross multiply
    7,326.48x = 10,992.12 × 2,942.76
  4. Step 4: Simplify right side
    7,326.48x = 32,347,171.05
  5. Step 5: Solve for x
    x = 32,347,171.05/7,326.48
  6. Step 6: Final answer
    x = 4,415.10

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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.