Home / 9,622.70-14,447.32-6,653.78

Finding the Fourth Proportional to 9,622.70, 14,447.32 and 6,653.78

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Solution

The fourth proportional to 9,622.70, 14,447.32 and 6,653.78 is: 9,989.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,622.70 : 14,447.32 = 6,653.78 : x
  2. Step 2: Convert to fraction form
    9,622.70/14,447.32 = 6,653.78/x
  3. Step 3: Cross multiply
    9,622.70x = 14,447.32 × 6,653.78
  4. Step 4: Simplify right side
    9,622.70x = 96,129,288.87
  5. Step 5: Solve for x
    x = 96,129,288.87/9,622.70
  6. Step 6: Final answer
    x = 9,989.85

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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.