Home / 11,427.80-15,773.82-6,955.52

Finding the Fourth Proportional to 11,427.80, 15,773.82 and 6,955.52

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Solution

The fourth proportional to 11,427.80, 15,773.82 and 6,955.52 is: 9,600.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,427.80 : 15,773.82 = 6,955.52 : x
  2. Step 2: Convert to fraction form
    11,427.80/15,773.82 = 6,955.52/x
  3. Step 3: Cross multiply
    11,427.80x = 15,773.82 × 6,955.52
  4. Step 4: Simplify right side
    11,427.80x = 109,715,120.49
  5. Step 5: Solve for x
    x = 109,715,120.49/11,427.80
  6. Step 6: Final answer
    x = 9,600.72

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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.