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Finding the Fourth Proportional to 9,465.99, 14,201.21 and 2,892.70

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Solution

The fourth proportional to 9,465.99, 14,201.21 and 2,892.70 is: 4,339.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,465.99 : 14,201.21 = 2,892.70 : x
  2. Step 2: Convert to fraction form
    9,465.99/14,201.21 = 2,892.70/x
  3. Step 3: Cross multiply
    9,465.99x = 14,201.21 × 2,892.70
  4. Step 4: Simplify right side
    9,465.99x = 41,079,825.70
  5. Step 5: Solve for x
    x = 41,079,825.70/9,465.99
  6. Step 6: Final answer
    x = 4,339.73

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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.