Home / 11,113.37-15,335.83-6,076.66

Finding the Fourth Proportional to 11,113.37, 15,335.83 and 6,076.66

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Solution

The fourth proportional to 11,113.37, 15,335.83 and 6,076.66 is: 8,385.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113.37 : 15,335.83 = 6,076.66 : x
  2. Step 2: Convert to fraction form
    11,113.37/15,335.83 = 6,076.66/x
  3. Step 3: Cross multiply
    11,113.37x = 15,335.83 × 6,076.66
  4. Step 4: Simplify right side
    11,113.37x = 93,190,624.73
  5. Step 5: Solve for x
    x = 93,190,624.73/11,113.37
  6. Step 6: Final answer
    x = 8,385.45

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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.