Home / 9,269.46-13,899.94-3,421.98

Finding the Fourth Proportional to 9,269.46, 13,899.94 and 3,421.98

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Solution

The fourth proportional to 9,269.46, 13,899.94 and 3,421.98 is: 5,131.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,269.46 : 13,899.94 = 3,421.98 : x
  2. Step 2: Convert to fraction form
    9,269.46/13,899.94 = 3,421.98/x
  3. Step 3: Cross multiply
    9,269.46x = 13,899.94 × 3,421.98
  4. Step 4: Simplify right side
    9,269.46x = 47,565,308.13
  5. Step 5: Solve for x
    x = 47,565,308.13/9,269.46
  6. Step 6: Final answer
    x = 5,131.40

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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.