Home / 11,058.60-16,592.70-5,212.20

Finding the Fourth Proportional to 11,058.60, 16,592.70 and 5,212.20

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Solution

The fourth proportional to 11,058.60, 16,592.70 and 5,212.20 is: 7,820.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,058.60 : 16,592.70 = 5,212.20 : x
  2. Step 2: Convert to fraction form
    11,058.60/16,592.70 = 5,212.20/x
  3. Step 3: Cross multiply
    11,058.60x = 16,592.70 × 5,212.20
  4. Step 4: Simplify right side
    11,058.60x = 86,484,470.94
  5. Step 5: Solve for x
    x = 86,484,470.94/11,058.60
  6. Step 6: Final answer
    x = 7,820.56

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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.