Home / 9,349.85-14,021.28-3,108.71

Finding the Fourth Proportional to 9,349.85, 14,021.28 and 3,108.71

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Solution

The fourth proportional to 9,349.85, 14,021.28 and 3,108.71 is: 4,661.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,349.85 : 14,021.28 = 3,108.71 : x
  2. Step 2: Convert to fraction form
    9,349.85/14,021.28 = 3,108.71/x
  3. Step 3: Cross multiply
    9,349.85x = 14,021.28 × 3,108.71
  4. Step 4: Simplify right side
    9,349.85x = 43,588,093.35
  5. Step 5: Solve for x
    x = 43,588,093.35/9,349.85
  6. Step 6: Final answer
    x = 4,661.90

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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.