Home / 9,378.78-14,052.54-6,599.61

Finding the Fourth Proportional to 9,378.78, 14,052.54 and 6,599.61

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Solution

The fourth proportional to 9,378.78, 14,052.54 and 6,599.61 is: 9,888.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,378.78 : 14,052.54 = 6,599.61 : x
  2. Step 2: Convert to fraction form
    9,378.78/14,052.54 = 6,599.61/x
  3. Step 3: Cross multiply
    9,378.78x = 14,052.54 × 6,599.61
  4. Step 4: Simplify right side
    9,378.78x = 92,741,273.13
  5. Step 5: Solve for x
    x = 92,741,273.13/9,378.78
  6. Step 6: Final answer
    x = 9,888.42

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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.