Home / 11,232.42-15,501.78-6,453.03

Finding the Fourth Proportional to 11,232.42, 15,501.78 and 6,453.03

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Solution

The fourth proportional to 11,232.42, 15,501.78 and 6,453.03 is: 8,905.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,232.42 : 15,501.78 = 6,453.03 : x
  2. Step 2: Convert to fraction form
    11,232.42/15,501.78 = 6,453.03/x
  3. Step 3: Cross multiply
    11,232.42x = 15,501.78 × 6,453.03
  4. Step 4: Simplify right side
    11,232.42x = 100,033,451.39
  5. Step 5: Solve for x
    x = 100,033,451.39/11,232.42
  6. Step 6: Final answer
    x = 8,905.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.