Home / 3,104.50-4,284.22-1,707.34

Finding the Fourth Proportional to 3,104.50, 4,284.22 and 1,707.34

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Solution

The fourth proportional to 3,104.50, 4,284.22 and 1,707.34 is: 2,356.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.50 : 4,284.22 = 1,707.34 : x
  2. Step 2: Convert to fraction form
    3,104.50/4,284.22 = 1,707.34/x
  3. Step 3: Cross multiply
    3,104.50x = 4,284.22 × 1,707.34
  4. Step 4: Simplify right side
    3,104.50x = 7,314,620.17
  5. Step 5: Solve for x
    x = 7,314,620.17/3,104.50
  6. Step 6: Final answer
    x = 2,356.13

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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.