Home / 5,361.12-8,035.20-2,435.40

Finding the Fourth Proportional to 5,361.12, 8,035.20 and 2,435.40

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Solution

The fourth proportional to 5,361.12, 8,035.20 and 2,435.40 is: 3,650.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.12 : 8,035.20 = 2,435.40 : x
  2. Step 2: Convert to fraction form
    5,361.12/8,035.20 = 2,435.40/x
  3. Step 3: Cross multiply
    5,361.12x = 8,035.20 × 2,435.40
  4. Step 4: Simplify right side
    5,361.12x = 19,568,926.08
  5. Step 5: Solve for x
    x = 19,568,926.08/5,361.12
  6. Step 6: Final answer
    x = 3,650.16

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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.