Home / 3,836.14-5,756.87-1,756.40

Finding the Fourth Proportional to 3,836.14, 5,756.87 and 1,756.40

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Solution

The fourth proportional to 3,836.14, 5,756.87 and 1,756.40 is: 2,635.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836.14 : 5,756.87 = 1,756.40 : x
  2. Step 2: Convert to fraction form
    3,836.14/5,756.87 = 1,756.40/x
  3. Step 3: Cross multiply
    3,836.14x = 5,756.87 × 1,756.40
  4. Step 4: Simplify right side
    3,836.14x = 10,111,366.47
  5. Step 5: Solve for x
    x = 10,111,366.47/3,836.14
  6. Step 6: Final answer
    x = 2,635.82

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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.