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Finding the Fourth Proportional to 9,263.86, 13,890.93 and 6,950.50

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Solution

The fourth proportional to 9,263.86, 13,890.93 and 6,950.50 is: 10,422.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,263.86 : 13,890.93 = 6,950.50 : x
  2. Step 2: Convert to fraction form
    9,263.86/13,890.93 = 6,950.50/x
  3. Step 3: Cross multiply
    9,263.86x = 13,890.93 × 6,950.50
  4. Step 4: Simplify right side
    9,263.86x = 96,548,908.97
  5. Step 5: Solve for x
    x = 96,548,908.97/9,263.86
  6. Step 6: Final answer
    x = 10,422.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.