Home / 11,043.45-15,239.61-6,007.55

Finding the Fourth Proportional to 11,043.45, 15,239.61 and 6,007.55

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Solution

The fourth proportional to 11,043.45, 15,239.61 and 6,007.55 is: 8,290.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,043.45 : 15,239.61 = 6,007.55 : x
  2. Step 2: Convert to fraction form
    11,043.45/15,239.61 = 6,007.55/x
  3. Step 3: Cross multiply
    11,043.45x = 15,239.61 × 6,007.55
  4. Step 4: Simplify right side
    11,043.45x = 91,552,642.86
  5. Step 5: Solve for x
    x = 91,552,642.86/11,043.45
  6. Step 6: Final answer
    x = 8,290.22

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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.