Home / 11,289.63-15,579.24-6,185.26

Finding the Fourth Proportional to 11,289.63, 15,579.24 and 6,185.26

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Solution

The fourth proportional to 11,289.63, 15,579.24 and 6,185.26 is: 8,535.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,289.63 : 15,579.24 = 6,185.26 : x
  2. Step 2: Convert to fraction form
    11,289.63/15,579.24 = 6,185.26/x
  3. Step 3: Cross multiply
    11,289.63x = 15,579.24 × 6,185.26
  4. Step 4: Simplify right side
    11,289.63x = 96,361,646.28
  5. Step 5: Solve for x
    x = 96,361,646.28/11,289.63
  6. Step 6: Final answer
    x = 8,535.41

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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.