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Finding the Fourth Proportional to 8,950.41, 12,355.01 and 5,965.16

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Solution

The fourth proportional to 8,950.41, 12,355.01 and 5,965.16 is: 8,234.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,950.41 : 12,355.01 = 5,965.16 : x
  2. Step 2: Convert to fraction form
    8,950.41/12,355.01 = 5,965.16/x
  3. Step 3: Cross multiply
    8,950.41x = 12,355.01 × 5,965.16
  4. Step 4: Simplify right side
    8,950.41x = 73,699,580.57
  5. Step 5: Solve for x
    x = 73,699,580.57/8,950.41
  6. Step 6: Final answer
    x = 8,234.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.