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Finding the Fourth Proportional to 9,068.61, 13,596.93 and 4,379.34

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Solution

The fourth proportional to 9,068.61, 13,596.93 and 4,379.34 is: 6,566.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,068.61 : 13,596.93 = 4,379.34 : x
  2. Step 2: Convert to fraction form
    9,068.61/13,596.93 = 4,379.34/x
  3. Step 3: Cross multiply
    9,068.61x = 13,596.93 × 4,379.34
  4. Step 4: Simplify right side
    9,068.61x = 59,545,579.43
  5. Step 5: Solve for x
    x = 59,545,579.43/9,068.61
  6. Step 6: Final answer
    x = 6,566.12

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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.