Home / 11,232.03-15,505.18-7,255.08

Finding the Fourth Proportional to 11,232.03, 15,505.18 and 7,255.08

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Solution

The fourth proportional to 11,232.03, 15,505.18 and 7,255.08 is: 10,015.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,232.03 : 15,505.18 = 7,255.08 : x
  2. Step 2: Convert to fraction form
    11,232.03/15,505.18 = 7,255.08/x
  3. Step 3: Cross multiply
    11,232.03x = 15,505.18 × 7,255.08
  4. Step 4: Simplify right side
    11,232.03x = 112,491,343.99
  5. Step 5: Solve for x
    x = 112,491,343.99/11,232.03
  6. Step 6: Final answer
    x = 10,015.23

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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.