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Finding the Fourth Proportional to 8,932.34, 12,326.03 and 4,953.31

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Solution

The fourth proportional to 8,932.34, 12,326.03 and 4,953.31 is: 6,835.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,932.34 : 12,326.03 = 4,953.31 : x
  2. Step 2: Convert to fraction form
    8,932.34/12,326.03 = 4,953.31/x
  3. Step 3: Cross multiply
    8,932.34x = 12,326.03 × 4,953.31
  4. Step 4: Simplify right side
    8,932.34x = 61,054,561.26
  5. Step 5: Solve for x
    x = 61,054,561.26/8,932.34
  6. Step 6: Final answer
    x = 6,835.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.