Home / 6,627.07-9,145.53-4,110.42

Finding the Fourth Proportional to 6,627.07, 9,145.53 and 4,110.42

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Solution

The fourth proportional to 6,627.07, 9,145.53 and 4,110.42 is: 5,672.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,627.07 : 9,145.53 = 4,110.42 : x
  2. Step 2: Convert to fraction form
    6,627.07/9,145.53 = 4,110.42/x
  3. Step 3: Cross multiply
    6,627.07x = 9,145.53 × 4,110.42
  4. Step 4: Simplify right side
    6,627.07x = 37,591,989.56
  5. Step 5: Solve for x
    x = 37,591,989.56/6,627.07
  6. Step 6: Final answer
    x = 5,672.49

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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.