Home / 6,514.03-8,989.82-3,719.53

Finding the Fourth Proportional to 6,514.03, 8,989.82 and 3,719.53

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Solution

The fourth proportional to 6,514.03, 8,989.82 and 3,719.53 is: 5,133.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514.03 : 8,989.82 = 3,719.53 : x
  2. Step 2: Convert to fraction form
    6,514.03/8,989.82 = 3,719.53/x
  3. Step 3: Cross multiply
    6,514.03x = 8,989.82 × 3,719.53
  4. Step 4: Simplify right side
    6,514.03x = 33,437,905.18
  5. Step 5: Solve for x
    x = 33,437,905.18/6,514.03
  6. Step 6: Final answer
    x = 5,133.21

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1.5x scale

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.