Home / 4,135.39-5,704.32-2,455.66

Finding the Fourth Proportional to 4,135.39, 5,704.32 and 2,455.66

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Solution

The fourth proportional to 4,135.39, 5,704.32 and 2,455.66 is: 3,387.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.39 : 5,704.32 = 2,455.66 : x
  2. Step 2: Convert to fraction form
    4,135.39/5,704.32 = 2,455.66/x
  3. Step 3: Cross multiply
    4,135.39x = 5,704.32 × 2,455.66
  4. Step 4: Simplify right side
    4,135.39x = 14,007,870.45
  5. Step 5: Solve for x
    x = 14,007,870.45/4,135.39
  6. Step 6: Final answer
    x = 3,387.32

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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.