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Finding the Fourth Proportional to 8,834.51, 13,254.64 and 4,154.99

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Solution

The fourth proportional to 8,834.51, 13,254.64 and 4,154.99 is: 6,233.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,834.51 : 13,254.64 = 4,154.99 : x
  2. Step 2: Convert to fraction form
    8,834.51/13,254.64 = 4,154.99/x
  3. Step 3: Cross multiply
    8,834.51x = 13,254.64 × 4,154.99
  4. Step 4: Simplify right side
    8,834.51x = 55,072,830.38
  5. Step 5: Solve for x
    x = 55,072,830.38/8,834.51
  6. Step 6: Final answer
    x = 6,233.83

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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.