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Finding the Fourth Proportional to 7,365.97, 11,047.86 and 2,435.64

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Solution

The fourth proportional to 7,365.97, 11,047.86 and 2,435.64 is: 3,653.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,365.97 : 11,047.86 = 2,435.64 : x
  2. Step 2: Convert to fraction form
    7,365.97/11,047.86 = 2,435.64/x
  3. Step 3: Cross multiply
    7,365.97x = 11,047.86 × 2,435.64
  4. Step 4: Simplify right side
    7,365.97x = 26,908,568.30
  5. Step 5: Solve for x
    x = 26,908,568.30/7,365.97
  6. Step 6: Final answer
    x = 3,653.09

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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.