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Finding the Fourth Proportional to 9,379.70, 14,073.65 and 3,534.94

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Solution

The fourth proportional to 9,379.70, 14,073.65 and 3,534.94 is: 5,303.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,379.70 : 14,073.65 = 3,534.94 : x
  2. Step 2: Convert to fraction form
    9,379.70/14,073.65 = 3,534.94/x
  3. Step 3: Cross multiply
    9,379.70x = 14,073.65 × 3,534.94
  4. Step 4: Simplify right side
    9,379.70x = 49,749,508.33
  5. Step 5: Solve for x
    x = 49,749,508.33/9,379.70
  6. Step 6: Final answer
    x = 5,303.96

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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.