Home / 9,620.67-13,274.23-6,635.55

Finding the Fourth Proportional to 9,620.67, 13,274.23 and 6,635.55

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Solution

The fourth proportional to 9,620.67, 13,274.23 and 6,635.55 is: 9,155.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.67 : 13,274.23 = 6,635.55 : x
  2. Step 2: Convert to fraction form
    9,620.67/13,274.23 = 6,635.55/x
  3. Step 3: Cross multiply
    9,620.67x = 13,274.23 × 6,635.55
  4. Step 4: Simplify right side
    9,620.67x = 88,081,816.88
  5. Step 5: Solve for x
    x = 88,081,816.88/9,620.67
  6. Step 6: Final answer
    x = 9,155.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.