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Finding the Fourth Proportional to 9,367.92, 14,047.74 and 3,520.44

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Solution

The fourth proportional to 9,367.92, 14,047.74 and 3,520.44 is: 5,279.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,367.92 : 14,047.74 = 3,520.44 : x
  2. Step 2: Convert to fraction form
    9,367.92/14,047.74 = 3,520.44/x
  3. Step 3: Cross multiply
    9,367.92x = 14,047.74 × 3,520.44
  4. Step 4: Simplify right side
    9,367.92x = 49,454,225.81
  5. Step 5: Solve for x
    x = 49,454,225.81/9,367.92
  6. Step 6: Final answer
    x = 5,279.10

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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.