Home / 9,367.20-14,124.06-8,200.80

Finding the Fourth Proportional to 9,367.20, 14,124.06 and 8,200.80

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Solution

The fourth proportional to 9,367.20, 14,124.06 and 8,200.80 is: 12,365.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,367.20 : 14,124.06 = 8,200.80 : x
  2. Step 2: Convert to fraction form
    9,367.20/14,124.06 = 8,200.80/x
  3. Step 3: Cross multiply
    9,367.20x = 14,124.06 × 8,200.80
  4. Step 4: Simplify right side
    9,367.20x = 115,828,591.25
  5. Step 5: Solve for x
    x = 115,828,591.25/9,367.20
  6. Step 6: Final answer
    x = 12,365.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.