Home / 3,177.65-4,384.51-2,058.43

Finding the Fourth Proportional to 3,177.65, 4,384.51 and 2,058.43

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Solution

The fourth proportional to 3,177.65, 4,384.51 and 2,058.43 is: 2,840.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.65 : 4,384.51 = 2,058.43 : x
  2. Step 2: Convert to fraction form
    3,177.65/4,384.51 = 2,058.43/x
  3. Step 3: Cross multiply
    3,177.65x = 4,384.51 × 2,058.43
  4. Step 4: Simplify right side
    3,177.65x = 9,025,206.92
  5. Step 5: Solve for x
    x = 9,025,206.92/3,177.65
  6. Step 6: Final answer
    x = 2,840.21

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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.