Home / 2,057.66-2,839.59-1,173.51

Finding the Fourth Proportional to 2,057.66, 2,839.59 and 1,173.51

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Solution

The fourth proportional to 2,057.66, 2,839.59 and 1,173.51 is: 1,619.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057.66 : 2,839.59 = 1,173.51 : x
  2. Step 2: Convert to fraction form
    2,057.66/2,839.59 = 1,173.51/x
  3. Step 3: Cross multiply
    2,057.66x = 2,839.59 × 1,173.51
  4. Step 4: Simplify right side
    2,057.66x = 3,332,294.36
  5. Step 5: Solve for x
    x = 3,332,294.36/2,057.66
  6. Step 6: Final answer
    x = 1,619.46

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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.