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Finding the Fourth Proportional to 9,253.94, 12,770.48 and 5,004.99

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Solution

The fourth proportional to 9,253.94, 12,770.48 and 5,004.99 is: 6,906.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,253.94 : 12,770.48 = 5,004.99 : x
  2. Step 2: Convert to fraction form
    9,253.94/12,770.48 = 5,004.99/x
  3. Step 3: Cross multiply
    9,253.94x = 12,770.48 × 5,004.99
  4. Step 4: Simplify right side
    9,253.94x = 63,916,137.21
  5. Step 5: Solve for x
    x = 63,916,137.21/9,253.94
  6. Step 6: Final answer
    x = 6,906.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.