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Finding the Fourth Proportional to 7,673.27, 11,531.84 and 7,153.25

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Solution

The fourth proportional to 7,673.27, 11,531.84 and 7,153.25 is: 10,750.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,673.27 : 11,531.84 = 7,153.25 : x
  2. Step 2: Convert to fraction form
    7,673.27/11,531.84 = 7,153.25/x
  3. Step 3: Cross multiply
    7,673.27x = 11,531.84 × 7,153.25
  4. Step 4: Simplify right side
    7,673.27x = 82,490,041.05
  5. Step 5: Solve for x
    x = 82,490,041.05/7,673.27
  6. Step 6: Final answer
    x = 10,750.32

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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.