Home / 3,022.48-4,170.80-1,696.16

Finding the Fourth Proportional to 3,022.48, 4,170.80 and 1,696.16

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Solution

The fourth proportional to 3,022.48, 4,170.80 and 1,696.16 is: 2,340.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.48 : 4,170.80 = 1,696.16 : x
  2. Step 2: Convert to fraction form
    3,022.48/4,170.80 = 1,696.16/x
  3. Step 3: Cross multiply
    3,022.48x = 4,170.80 × 1,696.16
  4. Step 4: Simplify right side
    3,022.48x = 7,074,344.13
  5. Step 5: Solve for x
    x = 7,074,344.13/3,022.48
  6. Step 6: Final answer
    x = 2,340.58

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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.