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Finding the Fourth Proportional to 9,683.30, 14,506.92 and 8,133.36

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Solution

The fourth proportional to 9,683.30, 14,506.92 and 8,133.36 is: 12,184.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,683.30 : 14,506.92 = 8,133.36 : x
  2. Step 2: Convert to fraction form
    9,683.30/14,506.92 = 8,133.36/x
  3. Step 3: Cross multiply
    9,683.30x = 14,506.92 × 8,133.36
  4. Step 4: Simplify right side
    9,683.30x = 117,990,002.85
  5. Step 5: Solve for x
    x = 117,990,002.85/9,683.30
  6. Step 6: Final answer
    x = 12,184.90

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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.