Home / 3,756.84-5,635.55-1,159.75

Finding the Fourth Proportional to 3,756.84, 5,635.55 and 1,159.75

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Solution

The fourth proportional to 3,756.84, 5,635.55 and 1,159.75 is: 1,739.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.84 : 5,635.55 = 1,159.75 : x
  2. Step 2: Convert to fraction form
    3,756.84/5,635.55 = 1,159.75/x
  3. Step 3: Cross multiply
    3,756.84x = 5,635.55 × 1,159.75
  4. Step 4: Simplify right side
    3,756.84x = 6,535,829.11
  5. Step 5: Solve for x
    x = 6,535,829.11/3,756.84
  6. Step 6: Final answer
    x = 1,739.71

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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.