Home / 10,170.68-15,252.22-3,505.32

Finding the Fourth Proportional to 10,170.68, 15,252.22 and 3,505.32

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Solution

The fourth proportional to 10,170.68, 15,252.22 and 3,505.32 is: 5,256.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,170.68 : 15,252.22 = 3,505.32 : x
  2. Step 2: Convert to fraction form
    10,170.68/15,252.22 = 3,505.32/x
  3. Step 3: Cross multiply
    10,170.68x = 15,252.22 × 3,505.32
  4. Step 4: Simplify right side
    10,170.68x = 53,463,883.15
  5. Step 5: Solve for x
    x = 53,463,883.15/10,170.68
  6. Step 6: Final answer
    x = 5,256.67

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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.