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Finding the Fourth Proportional to 7,333.08, 10,119.65 and 3,976.01

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Solution

The fourth proportional to 7,333.08, 10,119.65 and 3,976.01 is: 5,486.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.08 : 10,119.65 = 3,976.01 : x
  2. Step 2: Convert to fraction form
    7,333.08/10,119.65 = 3,976.01/x
  3. Step 3: Cross multiply
    7,333.08x = 10,119.65 × 3,976.01
  4. Step 4: Simplify right side
    7,333.08x = 40,235,759.12
  5. Step 5: Solve for x
    x = 40,235,759.12/7,333.08
  6. Step 6: Final answer
    x = 5,486.88

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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.