Home / 11,025.35-15,214.86-5,989.47

Finding the Fourth Proportional to 11,025.35, 15,214.86 and 5,989.47

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Solution

The fourth proportional to 11,025.35, 15,214.86 and 5,989.47 is: 8,265.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,025.35 : 15,214.86 = 5,989.47 : x
  2. Step 2: Convert to fraction form
    11,025.35/15,214.86 = 5,989.47/x
  3. Step 3: Cross multiply
    11,025.35x = 15,214.86 × 5,989.47
  4. Step 4: Simplify right side
    11,025.35x = 91,128,890.47
  5. Step 5: Solve for x
    x = 91,128,890.47/11,025.35
  6. Step 6: Final answer
    x = 8,265.39

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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.