Home / 11,112.16-15,334.56-6,076.24

Finding the Fourth Proportional to 11,112.16, 15,334.56 and 6,076.24

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Solution

The fourth proportional to 11,112.16, 15,334.56 and 6,076.24 is: 8,385.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,112.16 : 15,334.56 = 6,076.24 : x
  2. Step 2: Convert to fraction form
    11,112.16/15,334.56 = 6,076.24/x
  3. Step 3: Cross multiply
    11,112.16x = 15,334.56 × 6,076.24
  4. Step 4: Simplify right side
    11,112.16x = 93,176,466.85
  5. Step 5: Solve for x
    x = 93,176,466.85/11,112.16
  6. Step 6: Final answer
    x = 8,385.09

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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.