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Finding the Fourth Proportional to 7,296.86, 10,945.18 and 4,951.04

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Solution

The fourth proportional to 7,296.86, 10,945.18 and 4,951.04 is: 7,426.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,296.86 : 10,945.18 = 4,951.04 : x
  2. Step 2: Convert to fraction form
    7,296.86/10,945.18 = 4,951.04/x
  3. Step 3: Cross multiply
    7,296.86x = 10,945.18 × 4,951.04
  4. Step 4: Simplify right side
    7,296.86x = 54,189,975.45
  5. Step 5: Solve for x
    x = 54,189,975.45/7,296.86
  6. Step 6: Final answer
    x = 7,426.48

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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.