Home / 9,421.75-14,134.80-3,265.75

Finding the Fourth Proportional to 9,421.75, 14,134.80 and 3,265.75

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Solution

The fourth proportional to 9,421.75, 14,134.80 and 3,265.75 is: 4,899.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.75 : 14,134.80 = 3,265.75 : x
  2. Step 2: Convert to fraction form
    9,421.75/14,134.80 = 3,265.75/x
  3. Step 3: Cross multiply
    9,421.75x = 14,134.80 × 3,265.75
  4. Step 4: Simplify right side
    9,421.75x = 46,160,723.10
  5. Step 5: Solve for x
    x = 46,160,723.10/9,421.75
  6. Step 6: Final answer
    x = 4,899.38

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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.