Home / 11,326.70-15,631.18-6,851.27

Finding the Fourth Proportional to 11,326.70, 15,631.18 and 6,851.27

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Solution

The fourth proportional to 11,326.70, 15,631.18 and 6,851.27 is: 9,454.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,326.70 : 15,631.18 = 6,851.27 : x
  2. Step 2: Convert to fraction form
    11,326.70/15,631.18 = 6,851.27/x
  3. Step 3: Cross multiply
    11,326.70x = 15,631.18 × 6,851.27
  4. Step 4: Simplify right side
    11,326.70x = 107,093,339.31
  5. Step 5: Solve for x
    x = 107,093,339.31/11,326.70
  6. Step 6: Final answer
    x = 9,454.95

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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.