Home / 11,795.74-16,278.81-6,761.52

Finding the Fourth Proportional to 11,795.74, 16,278.81 and 6,761.52

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Solution

The fourth proportional to 11,795.74, 16,278.81 and 6,761.52 is: 9,331.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795.74 : 16,278.81 = 6,761.52 : x
  2. Step 2: Convert to fraction form
    11,795.74/16,278.81 = 6,761.52/x
  3. Step 3: Cross multiply
    11,795.74x = 16,278.81 × 6,761.52
  4. Step 4: Simplify right side
    11,795.74x = 110,069,499.39
  5. Step 5: Solve for x
    x = 110,069,499.39/11,795.74
  6. Step 6: Final answer
    x = 9,331.29

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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.