Home / 9,698.20-14,579.70-8,272.60

Finding the Fourth Proportional to 9,698.20, 14,579.70 and 8,272.60

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Solution

The fourth proportional to 9,698.20, 14,579.70 and 8,272.60 is: 12,436.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,698.20 : 14,579.70 = 8,272.60 : x
  2. Step 2: Convert to fraction form
    9,698.20/14,579.70 = 8,272.60/x
  3. Step 3: Cross multiply
    9,698.20x = 14,579.70 × 8,272.60
  4. Step 4: Simplify right side
    9,698.20x = 120,612,026.22
  5. Step 5: Solve for x
    x = 120,612,026.22/9,698.20
  6. Step 6: Final answer
    x = 12,436.54

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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.