Home / 10,076.16-15,119.43-4,157.46

Finding the Fourth Proportional to 10,076.16, 15,119.43 and 4,157.46

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Solution

The fourth proportional to 10,076.16, 15,119.43 and 4,157.46 is: 6,238.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,076.16 : 15,119.43 = 4,157.46 : x
  2. Step 2: Convert to fraction form
    10,076.16/15,119.43 = 4,157.46/x
  3. Step 3: Cross multiply
    10,076.16x = 15,119.43 × 4,157.46
  4. Step 4: Simplify right side
    10,076.16x = 62,858,425.45
  5. Step 5: Solve for x
    x = 62,858,425.45/10,076.16
  6. Step 6: Final answer
    x = 6,238.33

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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.