Home / 6,535.20-9,018.02-3,883.24

Finding the Fourth Proportional to 6,535.20, 9,018.02 and 3,883.24

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Solution

The fourth proportional to 6,535.20, 9,018.02 and 3,883.24 is: 5,358.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,535.20 : 9,018.02 = 3,883.24 : x
  2. Step 2: Convert to fraction form
    6,535.20/9,018.02 = 3,883.24/x
  3. Step 3: Cross multiply
    6,535.20x = 9,018.02 × 3,883.24
  4. Step 4: Simplify right side
    6,535.20x = 35,019,135.98
  5. Step 5: Solve for x
    x = 35,019,135.98/6,535.20
  6. Step 6: Final answer
    x = 5,358.54

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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.