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Finding the Fourth Proportional to 8,975.48, 13,493.63 and 7,232.72

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Solution

The fourth proportional to 8,975.48, 13,493.63 and 7,232.72 is: 10,873.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,975.48 : 13,493.63 = 7,232.72 : x
  2. Step 2: Convert to fraction form
    8,975.48/13,493.63 = 7,232.72/x
  3. Step 3: Cross multiply
    8,975.48x = 13,493.63 × 7,232.72
  4. Step 4: Simplify right side
    8,975.48x = 97,595,611.41
  5. Step 5: Solve for x
    x = 97,595,611.41/8,975.48
  6. Step 6: Final answer
    x = 10,873.58

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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.