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Finding the Fourth Proportional to 7,346.66, 11,015.94 and 3,827.89

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Solution

The fourth proportional to 7,346.66, 11,015.94 and 3,827.89 is: 5,739.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.66 : 11,015.94 = 3,827.89 : x
  2. Step 2: Convert to fraction form
    7,346.66/11,015.94 = 3,827.89/x
  3. Step 3: Cross multiply
    7,346.66x = 11,015.94 × 3,827.89
  4. Step 4: Simplify right side
    7,346.66x = 42,167,751.49
  5. Step 5: Solve for x
    x = 42,167,751.49/7,346.66
  6. Step 6: Final answer
    x = 5,739.72

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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.