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Finding the Fourth Proportional to 8,336.86, 12,502.98 and 2,492.08

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Solution

The fourth proportional to 8,336.86, 12,502.98 and 2,492.08 is: 3,737.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336.86 : 12,502.98 = 2,492.08 : x
  2. Step 2: Convert to fraction form
    8,336.86/12,502.98 = 2,492.08/x
  3. Step 3: Cross multiply
    8,336.86x = 12,502.98 × 2,492.08
  4. Step 4: Simplify right side
    8,336.86x = 31,158,426.40
  5. Step 5: Solve for x
    x = 31,158,426.40/8,336.86
  6. Step 6: Final answer
    x = 3,737.43

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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.