Home / 9,786.31-14,674.66-3,545.39

Finding the Fourth Proportional to 9,786.31, 14,674.66 and 3,545.39

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Solution

The fourth proportional to 9,786.31, 14,674.66 and 3,545.39 is: 5,316.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,786.31 : 14,674.66 = 3,545.39 : x
  2. Step 2: Convert to fraction form
    9,786.31/14,674.66 = 3,545.39/x
  3. Step 3: Cross multiply
    9,786.31x = 14,674.66 × 3,545.39
  4. Step 4: Simplify right side
    9,786.31x = 52,027,420.64
  5. Step 5: Solve for x
    x = 52,027,420.64/9,786.31
  6. Step 6: Final answer
    x = 5,316.35

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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.