Home / 11,021.16-15,208.77-5,985.27

Finding the Fourth Proportional to 11,021.16, 15,208.77 and 5,985.27

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Solution

The fourth proportional to 11,021.16, 15,208.77 and 5,985.27 is: 8,259.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,021.16 : 15,208.77 = 5,985.27 : x
  2. Step 2: Convert to fraction form
    11,021.16/15,208.77 = 5,985.27/x
  3. Step 3: Cross multiply
    11,021.16x = 15,208.77 × 5,985.27
  4. Step 4: Simplify right side
    11,021.16x = 91,028,617.26
  5. Step 5: Solve for x
    x = 91,028,617.26/11,021.16
  6. Step 6: Final answer
    x = 8,259.44

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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.