Home / 2,090.74-3,136.12-1,700.28

Finding the Fourth Proportional to 2,090.74, 3,136.12 and 1,700.28

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Solution

The fourth proportional to 2,090.74, 3,136.12 and 1,700.28 is: 2,550.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090.74 : 3,136.12 = 1,700.28 : x
  2. Step 2: Convert to fraction form
    2,090.74/3,136.12 = 1,700.28/x
  3. Step 3: Cross multiply
    2,090.74x = 3,136.12 × 1,700.28
  4. Step 4: Simplify right side
    2,090.74x = 5,332,282.11
  5. Step 5: Solve for x
    x = 5,332,282.11/2,090.74
  6. Step 6: Final answer
    x = 2,550.43

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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.