Home / 11,076.51-15,281.81-6,295.97

Finding the Fourth Proportional to 11,076.51, 15,281.81 and 6,295.97

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Solution

The fourth proportional to 11,076.51, 15,281.81 and 6,295.97 is: 8,686.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,076.51 : 15,281.81 = 6,295.97 : x
  2. Step 2: Convert to fraction form
    11,076.51/15,281.81 = 6,295.97/x
  3. Step 3: Cross multiply
    11,076.51x = 15,281.81 × 6,295.97
  4. Step 4: Simplify right side
    11,076.51x = 96,213,785.83
  5. Step 5: Solve for x
    x = 96,213,785.83/11,076.51
  6. Step 6: Final answer
    x = 8,686.29

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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.