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Finding the Fourth Proportional to 7,618.62, 10,527.39 and 5,944.26

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Solution

The fourth proportional to 7,618.62, 10,527.39 and 5,944.26 is: 8,213.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618.62 : 10,527.39 = 5,944.26 : x
  2. Step 2: Convert to fraction form
    7,618.62/10,527.39 = 5,944.26/x
  3. Step 3: Cross multiply
    7,618.62x = 10,527.39 × 5,944.26
  4. Step 4: Simplify right side
    7,618.62x = 62,577,543.28
  5. Step 5: Solve for x
    x = 62,577,543.28/7,618.62
  6. Step 6: Final answer
    x = 8,213.76

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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.