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Finding the Fourth Proportional to 7,341.05, 10,992.78 and 4,050.49

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Solution

The fourth proportional to 7,341.05, 10,992.78 and 4,050.49 is: 6,065.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.05 : 10,992.78 = 4,050.49 : x
  2. Step 2: Convert to fraction form
    7,341.05/10,992.78 = 4,050.49/x
  3. Step 3: Cross multiply
    7,341.05x = 10,992.78 × 4,050.49
  4. Step 4: Simplify right side
    7,341.05x = 44,526,145.46
  5. Step 5: Solve for x
    x = 44,526,145.46/7,341.05
  6. Step 6: Final answer
    x = 6,065.36

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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.