Home / 6,180.16-9,272.40-5,324.80

Finding the Fourth Proportional to 6,180.16, 9,272.40 and 5,324.80

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Solution

The fourth proportional to 6,180.16, 9,272.40 and 5,324.80 is: 7,989.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,180.16 : 9,272.40 = 5,324.80 : x
  2. Step 2: Convert to fraction form
    6,180.16/9,272.40 = 5,324.80/x
  3. Step 3: Cross multiply
    6,180.16x = 9,272.40 × 5,324.80
  4. Step 4: Simplify right side
    6,180.16x = 49,373,675.52
  5. Step 5: Solve for x
    x = 49,373,675.52/6,180.16
  6. Step 6: Final answer
    x = 7,989.06

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1.5x scale

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.