Home / 10,090.32-15,135.57-3,516.54

Finding the Fourth Proportional to 10,090.32, 15,135.57 and 3,516.54

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Solution

The fourth proportional to 10,090.32, 15,135.57 and 3,516.54 is: 5,274.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090.32 : 15,135.57 = 3,516.54 : x
  2. Step 2: Convert to fraction form
    10,090.32/15,135.57 = 3,516.54/x
  3. Step 3: Cross multiply
    10,090.32x = 15,135.57 × 3,516.54
  4. Step 4: Simplify right side
    10,090.32x = 53,224,837.33
  5. Step 5: Solve for x
    x = 53,224,837.33/10,090.32
  6. Step 6: Final answer
    x = 5,274.84

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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.