Home / 4,604.39-6,906.80-1,317.51

Finding the Fourth Proportional to 4,604.39, 6,906.80 and 1,317.51

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Solution

The fourth proportional to 4,604.39, 6,906.80 and 1,317.51 is: 1,976.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,604.39 : 6,906.80 = 1,317.51 : x
  2. Step 2: Convert to fraction form
    4,604.39/6,906.80 = 1,317.51/x
  3. Step 3: Cross multiply
    4,604.39x = 6,906.80 × 1,317.51
  4. Step 4: Simplify right side
    4,604.39x = 9,099,781.36
  5. Step 5: Solve for x
    x = 9,099,781.36/4,604.39
  6. Step 6: Final answer
    x = 1,976.33

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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.