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Finding the Fourth Proportional to 8,466.62, 11,683.96 and 4,740.62

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Solution

The fourth proportional to 8,466.62, 11,683.96 and 4,740.62 is: 6,542.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466.62 : 11,683.96 = 4,740.62 : x
  2. Step 2: Convert to fraction form
    8,466.62/11,683.96 = 4,740.62/x
  3. Step 3: Cross multiply
    8,466.62x = 11,683.96 × 4,740.62
  4. Step 4: Simplify right side
    8,466.62x = 55,389,214.46
  5. Step 5: Solve for x
    x = 55,389,214.46/8,466.62
  6. Step 6: Final answer
    x = 6,542.07

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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.