Home / 11,347.56-17,021.79-3,952.77

Finding the Fourth Proportional to 11,347.56, 17,021.79 and 3,952.77

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Solution

The fourth proportional to 11,347.56, 17,021.79 and 3,952.77 is: 5,929.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347.56 : 17,021.79 = 3,952.77 : x
  2. Step 2: Convert to fraction form
    11,347.56/17,021.79 = 3,952.77/x
  3. Step 3: Cross multiply
    11,347.56x = 17,021.79 × 3,952.77
  4. Step 4: Simplify right side
    11,347.56x = 67,283,220.86
  5. Step 5: Solve for x
    x = 67,283,220.86/11,347.56
  6. Step 6: Final answer
    x = 5,929.31

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1.5x scale

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.