Home / 9,416.05-14,130.75-3,874.43

Finding the Fourth Proportional to 9,416.05, 14,130.75 and 3,874.43

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Solution

The fourth proportional to 9,416.05, 14,130.75 and 3,874.43 is: 5,814.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,416.05 : 14,130.75 = 3,874.43 : x
  2. Step 2: Convert to fraction form
    9,416.05/14,130.75 = 3,874.43/x
  3. Step 3: Cross multiply
    9,416.05x = 14,130.75 × 3,874.43
  4. Step 4: Simplify right side
    9,416.05x = 54,748,651.58
  5. Step 5: Solve for x
    x = 54,748,651.58/9,416.05
  6. Step 6: Final answer
    x = 5,814.40

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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.