Home / 8,519.53-11,756.86-4,742.64

Finding the Fourth Proportional to 8,519.53, 11,756.86 and 4,742.64

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Solution

The fourth proportional to 8,519.53, 11,756.86 and 4,742.64 is: 6,544.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519.53 : 11,756.86 = 4,742.64 : x
  2. Step 2: Convert to fraction form
    8,519.53/11,756.86 = 4,742.64/x
  3. Step 3: Cross multiply
    8,519.53x = 11,756.86 × 4,742.64
  4. Step 4: Simplify right side
    8,519.53x = 55,758,554.51
  5. Step 5: Solve for x
    x = 55,758,554.51/8,519.53
  6. Step 6: Final answer
    x = 6,544.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.