Home / 3,058.87-4,221.21-1,732.27

Finding the Fourth Proportional to 3,058.87, 4,221.21 and 1,732.27

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Solution

The fourth proportional to 3,058.87, 4,221.21 and 1,732.27 is: 2,390.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.87 : 4,221.21 = 1,732.27 : x
  2. Step 2: Convert to fraction form
    3,058.87/4,221.21 = 1,732.27/x
  3. Step 3: Cross multiply
    3,058.87x = 4,221.21 × 1,732.27
  4. Step 4: Simplify right side
    3,058.87x = 7,312,275.45
  5. Step 5: Solve for x
    x = 7,312,275.45/3,058.87
  6. Step 6: Final answer
    x = 2,390.52

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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.