Home / 10,716.65-16,074.78-2,925.46

Finding the Fourth Proportional to 10,716.65, 16,074.78 and 2,925.46

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Solution

The fourth proportional to 10,716.65, 16,074.78 and 2,925.46 is: 4,388.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,716.65 : 16,074.78 = 2,925.46 : x
  2. Step 2: Convert to fraction form
    10,716.65/16,074.78 = 2,925.46/x
  3. Step 3: Cross multiply
    10,716.65x = 16,074.78 × 2,925.46
  4. Step 4: Simplify right side
    10,716.65x = 47,026,125.90
  5. Step 5: Solve for x
    x = 47,026,125.90/10,716.65
  6. Step 6: Final answer
    x = 4,388.14

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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.