Home / 9,416.25-14,126.40-3,176.42

Finding the Fourth Proportional to 9,416.25, 14,126.40 and 3,176.42

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Solution

The fourth proportional to 9,416.25, 14,126.40 and 3,176.42 is: 4,765.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,416.25 : 14,126.40 = 3,176.42 : x
  2. Step 2: Convert to fraction form
    9,416.25/14,126.40 = 3,176.42/x
  3. Step 3: Cross multiply
    9,416.25x = 14,126.40 × 3,176.42
  4. Step 4: Simplify right side
    9,416.25x = 44,871,308.86
  5. Step 5: Solve for x
    x = 44,871,308.86/9,416.25
  6. Step 6: Final answer
    x = 4,765.31

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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.