Home / 9,310.23-13,961.99-3,686.60

Finding the Fourth Proportional to 9,310.23, 13,961.99 and 3,686.60

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Solution

The fourth proportional to 9,310.23, 13,961.99 and 3,686.60 is: 5,528.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,310.23 : 13,961.99 = 3,686.60 : x
  2. Step 2: Convert to fraction form
    9,310.23/13,961.99 = 3,686.60/x
  3. Step 3: Cross multiply
    9,310.23x = 13,961.99 × 3,686.60
  4. Step 4: Simplify right side
    9,310.23x = 51,472,184.09
  5. Step 5: Solve for x
    x = 51,472,184.09/9,310.23
  6. Step 6: Final answer
    x = 5,528.56

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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.