Home / 13,058.60-19,587.74-3,197.79

Finding the Fourth Proportional to 13,058.60, 19,587.74 and 3,197.79

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Solution

The fourth proportional to 13,058.60, 19,587.74 and 3,197.79 is: 4,796.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,058.60 : 19,587.74 = 3,197.79 : x
  2. Step 2: Convert to fraction form
    13,058.60/19,587.74 = 3,197.79/x
  3. Step 3: Cross multiply
    13,058.60x = 19,587.74 × 3,197.79
  4. Step 4: Simplify right side
    13,058.60x = 62,637,463.11
  5. Step 5: Solve for x
    x = 62,637,463.11/13,058.60
  6. Step 6: Final answer
    x = 4,796.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.