Home / 11,135.85-15,367.45-6,100.39

Finding the Fourth Proportional to 11,135.85, 15,367.45 and 6,100.39

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Solution

The fourth proportional to 11,135.85, 15,367.45 and 6,100.39 is: 8,418.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.85 : 15,367.45 = 6,100.39 : x
  2. Step 2: Convert to fraction form
    11,135.85/15,367.45 = 6,100.39/x
  3. Step 3: Cross multiply
    11,135.85x = 15,367.45 × 6,100.39
  4. Step 4: Simplify right side
    11,135.85x = 93,747,393.32
  5. Step 5: Solve for x
    x = 93,747,393.32/11,135.85
  6. Step 6: Final answer
    x = 8,418.52

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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.