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Finding the Fourth Proportional to 9,440.91, 14,150.39 and 8,347.41

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Solution

The fourth proportional to 9,440.91, 14,150.39 and 8,347.41 is: 12,511.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,440.91 : 14,150.39 = 8,347.41 : x
  2. Step 2: Convert to fraction form
    9,440.91/14,150.39 = 8,347.41/x
  3. Step 3: Cross multiply
    9,440.91x = 14,150.39 × 8,347.41
  4. Step 4: Simplify right side
    9,440.91x = 118,119,065.25
  5. Step 5: Solve for x
    x = 118,119,065.25/9,440.91
  6. Step 6: Final answer
    x = 12,511.41

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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.