Home / 3,417.39-4,716.04-1,904.90

Finding the Fourth Proportional to 3,417.39, 4,716.04 and 1,904.90

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Solution

The fourth proportional to 3,417.39, 4,716.04 and 1,904.90 is: 2,628.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.39 : 4,716.04 = 1,904.90 : x
  2. Step 2: Convert to fraction form
    3,417.39/4,716.04 = 1,904.90/x
  3. Step 3: Cross multiply
    3,417.39x = 4,716.04 × 1,904.90
  4. Step 4: Simplify right side
    3,417.39x = 8,983,584.60
  5. Step 5: Solve for x
    x = 8,983,584.60/3,417.39
  6. Step 6: Final answer
    x = 2,628.79

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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.