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Finding the Fourth Proportional to 8,393.55, 12,566.03 and 6,322.29

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Solution

The fourth proportional to 8,393.55, 12,566.03 and 6,322.29 is: 9,465.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,393.55 : 12,566.03 = 6,322.29 : x
  2. Step 2: Convert to fraction form
    8,393.55/12,566.03 = 6,322.29/x
  3. Step 3: Cross multiply
    8,393.55x = 12,566.03 × 6,322.29
  4. Step 4: Simplify right side
    8,393.55x = 79,446,054.20
  5. Step 5: Solve for x
    x = 79,446,054.20/8,393.55
  6. Step 6: Final answer
    x = 9,465.13

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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.