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Finding the Fourth Proportional to 7,483.28, 11,249.52 and 6,941.99

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Solution

The fourth proportional to 7,483.28, 11,249.52 and 6,941.99 is: 10,435.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,483.28 : 11,249.52 = 6,941.99 : x
  2. Step 2: Convert to fraction form
    7,483.28/11,249.52 = 6,941.99/x
  3. Step 3: Cross multiply
    7,483.28x = 11,249.52 × 6,941.99
  4. Step 4: Simplify right side
    7,483.28x = 78,094,083.47
  5. Step 5: Solve for x
    x = 78,094,083.47/7,483.28
  6. Step 6: Final answer
    x = 10,435.82

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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.