Home / 7,446.06-11,213.37-6,483.78

Finding the Fourth Proportional to 7,446.06, 11,213.37 and 6,483.78

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Solution

The fourth proportional to 7,446.06, 11,213.37 and 6,483.78 is: 9,764.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,446.06 : 11,213.37 = 6,483.78 : x
  2. Step 2: Convert to fraction form
    7,446.06/11,213.37 = 6,483.78/x
  3. Step 3: Cross multiply
    7,446.06x = 11,213.37 × 6,483.78
  4. Step 4: Simplify right side
    7,446.06x = 72,705,024.14
  5. Step 5: Solve for x
    x = 72,705,024.14/7,446.06
  6. Step 6: Final answer
    x = 9,764.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.