Home / 3,053.40-4,212.29-1,794.43

Finding the Fourth Proportional to 3,053.40, 4,212.29 and 1,794.43

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Solution

The fourth proportional to 3,053.40, 4,212.29 and 1,794.43 is: 2,475.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.40 : 4,212.29 = 1,794.43 : x
  2. Step 2: Convert to fraction form
    3,053.40/4,212.29 = 1,794.43/x
  3. Step 3: Cross multiply
    3,053.40x = 4,212.29 × 1,794.43
  4. Step 4: Simplify right side
    3,053.40x = 7,558,629.51
  5. Step 5: Solve for x
    x = 7,558,629.51/3,053.40
  6. Step 6: Final answer
    x = 2,475.48

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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.