Home / 10,716.37-16,074.39-2,925.16

Finding the Fourth Proportional to 10,716.37, 16,074.39 and 2,925.16

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Solution

The fourth proportional to 10,716.37, 16,074.39 and 2,925.16 is: 4,387.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,716.37 : 16,074.39 = 2,925.16 : x
  2. Step 2: Convert to fraction form
    10,716.37/16,074.39 = 2,925.16/x
  3. Step 3: Cross multiply
    10,716.37x = 16,074.39 × 2,925.16
  4. Step 4: Simplify right side
    10,716.37x = 47,020,162.65
  5. Step 5: Solve for x
    x = 47,020,162.65/10,716.37
  6. Step 6: Final answer
    x = 4,387.69

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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.