Home / 3,104.69-4,284.45-1,707.44

Finding the Fourth Proportional to 3,104.69, 4,284.45 and 1,707.44

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Solution

The fourth proportional to 3,104.69, 4,284.45 and 1,707.44 is: 2,356.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.69 : 4,284.45 = 1,707.44 : x
  2. Step 2: Convert to fraction form
    3,104.69/4,284.45 = 1,707.44/x
  3. Step 3: Cross multiply
    3,104.69x = 4,284.45 × 1,707.44
  4. Step 4: Simplify right side
    3,104.69x = 7,315,419.89
  5. Step 5: Solve for x
    x = 7,315,419.89/3,104.69
  6. Step 6: Final answer
    x = 2,356.25

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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.