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Finding the Fourth Proportional to 9,754.08, 14,621.90 and 8,887.38

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Solution

The fourth proportional to 9,754.08, 14,621.90 and 8,887.38 is: 13,322.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,754.08 : 14,621.90 = 8,887.38 : x
  2. Step 2: Convert to fraction form
    9,754.08/14,621.90 = 8,887.38/x
  3. Step 3: Cross multiply
    9,754.08x = 14,621.90 × 8,887.38
  4. Step 4: Simplify right side
    9,754.08x = 129,950,381.62
  5. Step 5: Solve for x
    x = 129,950,381.62/9,754.08
  6. Step 6: Final answer
    x = 13,322.67

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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.