Home / 10,582.66-15,868.84-3,185.74

Finding the Fourth Proportional to 10,582.66, 15,868.84 and 3,185.74

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Solution

The fourth proportional to 10,582.66, 15,868.84 and 3,185.74 is: 4,777.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,582.66 : 15,868.84 = 3,185.74 : x
  2. Step 2: Convert to fraction form
    10,582.66/15,868.84 = 3,185.74/x
  3. Step 3: Cross multiply
    10,582.66x = 15,868.84 × 3,185.74
  4. Step 4: Simplify right side
    10,582.66x = 50,553,998.34
  5. Step 5: Solve for x
    x = 50,553,998.34/10,582.66
  6. Step 6: Final answer
    x = 4,777.06

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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.