Home / 8,538.02-11,773.49-6,742.52

Finding the Fourth Proportional to 8,538.02, 11,773.49 and 6,742.52

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Solution

The fourth proportional to 8,538.02, 11,773.49 and 6,742.52 is: 9,297.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538.02 : 11,773.49 = 6,742.52 : x
  2. Step 2: Convert to fraction form
    8,538.02/11,773.49 = 6,742.52/x
  3. Step 3: Cross multiply
    8,538.02x = 11,773.49 × 6,742.52
  4. Step 4: Simplify right side
    8,538.02x = 79,382,991.79
  5. Step 5: Solve for x
    x = 79,382,991.79/8,538.02
  6. Step 6: Final answer
    x = 9,297.59

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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.