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Finding the Fourth Proportional to 8,230.59, 12,346.28 and 2,683.93

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Solution

The fourth proportional to 8,230.59, 12,346.28 and 2,683.93 is: 4,026.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230.59 : 12,346.28 = 2,683.93 : x
  2. Step 2: Convert to fraction form
    8,230.59/12,346.28 = 2,683.93/x
  3. Step 3: Cross multiply
    8,230.59x = 12,346.28 × 2,683.93
  4. Step 4: Simplify right side
    8,230.59x = 33,136,527.12
  5. Step 5: Solve for x
    x = 33,136,527.12/8,230.59
  6. Step 6: Final answer
    x = 4,026.02

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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.