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Finding the Fourth Proportional to 9,950.37, 13,726.92 and 6,364.41

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Solution

The fourth proportional to 9,950.37, 13,726.92 and 6,364.41 is: 8,779.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,950.37 : 13,726.92 = 6,364.41 : x
  2. Step 2: Convert to fraction form
    9,950.37/13,726.92 = 6,364.41/x
  3. Step 3: Cross multiply
    9,950.37x = 13,726.92 × 6,364.41
  4. Step 4: Simplify right side
    9,950.37x = 87,363,746.92
  5. Step 5: Solve for x
    x = 87,363,746.92/9,950.37
  6. Step 6: Final answer
    x = 8,779.95

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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.