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Finding the Fourth Proportional to 9,521.03, 14,250.48 and 8,611.67

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Solution

The fourth proportional to 9,521.03, 14,250.48 and 8,611.67 is: 12,889.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,521.03 : 14,250.48 = 8,611.67 : x
  2. Step 2: Convert to fraction form
    9,521.03/14,250.48 = 8,611.67/x
  3. Step 3: Cross multiply
    9,521.03x = 14,250.48 × 8,611.67
  4. Step 4: Simplify right side
    9,521.03x = 122,720,431.10
  5. Step 5: Solve for x
    x = 122,720,431.10/9,521.03
  6. Step 6: Final answer
    x = 12,889.41

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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.