Home / 2,058.19-2,840.33-1,174.48

Finding the Fourth Proportional to 2,058.19, 2,840.33 and 1,174.48

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Solution

The fourth proportional to 2,058.19, 2,840.33 and 1,174.48 is: 1,620.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058.19 : 2,840.33 = 1,174.48 : x
  2. Step 2: Convert to fraction form
    2,058.19/2,840.33 = 1,174.48/x
  3. Step 3: Cross multiply
    2,058.19x = 2,840.33 × 1,174.48
  4. Step 4: Simplify right side
    2,058.19x = 3,335,906.61
  5. Step 5: Solve for x
    x = 3,335,906.61/2,058.19
  6. Step 6: Final answer
    x = 1,620.80

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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.