Home / 10,935.90-16,410.60-4,361.40

Finding the Fourth Proportional to 10,935.90, 16,410.60 and 4,361.40

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Solution

The fourth proportional to 10,935.90, 16,410.60 and 4,361.40 is: 6,544.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935.90 : 16,410.60 = 4,361.40 : x
  2. Step 2: Convert to fraction form
    10,935.90/16,410.60 = 4,361.40/x
  3. Step 3: Cross multiply
    10,935.90x = 16,410.60 × 4,361.40
  4. Step 4: Simplify right side
    10,935.90x = 71,573,190.84
  5. Step 5: Solve for x
    x = 71,573,190.84/10,935.90
  6. Step 6: Final answer
    x = 6,544.79

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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.