Home / 3,104.82-4,284.64-1,707.57

Finding the Fourth Proportional to 3,104.82, 4,284.64 and 1,707.57

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Solution

The fourth proportional to 3,104.82, 4,284.64 and 1,707.57 is: 2,356.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.82 : 4,284.64 = 1,707.57 : x
  2. Step 2: Convert to fraction form
    3,104.82/4,284.64 = 1,707.57/x
  3. Step 3: Cross multiply
    3,104.82x = 4,284.64 × 1,707.57
  4. Step 4: Simplify right side
    3,104.82x = 7,316,301.30
  5. Step 5: Solve for x
    x = 7,316,301.30/3,104.82
  6. Step 6: Final answer
    x = 2,356.44

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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.