Home / 11,112.44-15,335.55-6,076.99

Finding the Fourth Proportional to 11,112.44, 15,335.55 and 6,076.99

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Solution

The fourth proportional to 11,112.44, 15,335.55 and 6,076.99 is: 8,386.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,112.44 : 15,335.55 = 6,076.99 : x
  2. Step 2: Convert to fraction form
    11,112.44/15,335.55 = 6,076.99/x
  3. Step 3: Cross multiply
    11,112.44x = 15,335.55 × 6,076.99
  4. Step 4: Simplify right side
    11,112.44x = 93,193,983.99
  5. Step 5: Solve for x
    x = 93,193,983.99/11,112.44
  6. Step 6: Final answer
    x = 8,386.46

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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.