Home / 3,058.65-4,221.18-1,732.68

Finding the Fourth Proportional to 3,058.65, 4,221.18 and 1,732.68

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Solution

The fourth proportional to 3,058.65, 4,221.18 and 1,732.68 is: 2,391.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.65 : 4,221.18 = 1,732.68 : x
  2. Step 2: Convert to fraction form
    3,058.65/4,221.18 = 1,732.68/x
  3. Step 3: Cross multiply
    3,058.65x = 4,221.18 × 1,732.68
  4. Step 4: Simplify right side
    3,058.65x = 7,313,954.16
  5. Step 5: Solve for x
    x = 7,313,954.16/3,058.65
  6. Step 6: Final answer
    x = 2,391.24

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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.